Home / 1,005,348.13-1,509,096.56-406,700.62

Finding the Fourth Proportional to 1,005,348.13, 1,509,096.56 and 406,700.62

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Solution

The fourth proportional to 1,005,348.13, 1,509,096.56 and 406,700.62 is: 610,485.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,348.13 : 1,509,096.56 = 406,700.62 : x
  2. Step 2: Convert to fraction form
    1,005,348.13/1,509,096.56 = 406,700.62/x
  3. Step 3: Cross multiply
    1,005,348.13x = 1,509,096.56 × 406,700.62
  4. Step 4: Simplify right side
    1,005,348.13x = 613,750,500,785.62
  5. Step 5: Solve for x
    x = 613,750,500,785.62/1,005,348.13
  6. Step 6: Final answer
    x = 610,485.55

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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.