Home / 1,007,068.40-1,510,602.60-408,049.10

Finding the Fourth Proportional to 1,007,068.40, 1,510,602.60 and 408,049.10

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Solution

The fourth proportional to 1,007,068.40, 1,510,602.60 and 408,049.10 is: 612,073.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,068.40 : 1,510,602.60 = 408,049.10 : x
  2. Step 2: Convert to fraction form
    1,007,068.40/1,510,602.60 = 408,049.10/x
  3. Step 3: Cross multiply
    1,007,068.40x = 1,510,602.60 × 408,049.10
  4. Step 4: Simplify right side
    1,007,068.40x = 616,400,031,387.66
  5. Step 5: Solve for x
    x = 616,400,031,387.66/1,007,068.40
  6. Step 6: Final answer
    x = 612,073.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.