Home / 1,995,101.40-2,992,068.90-715,560.60

Finding the Fourth Proportional to 1,995,101.40, 2,992,068.90 and 715,560.60

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Solution

The fourth proportional to 1,995,101.40, 2,992,068.90 and 715,560.60 is: 1,073,131.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,101.40 : 2,992,068.90 = 715,560.60 : x
  2. Step 2: Convert to fraction form
    1,995,101.40/2,992,068.90 = 715,560.60/x
  3. Step 3: Cross multiply
    1,995,101.40x = 2,992,068.90 × 715,560.60
  4. Step 4: Simplify right side
    1,995,101.40x = 2,141,006,617,325.34
  5. Step 5: Solve for x
    x = 2,141,006,617,325.34/1,995,101.40
  6. Step 6: Final answer
    x = 1,073,131.73

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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.