Home / 2,169,719.46-3,254,207.40-572,298.21

Finding the Fourth Proportional to 2,169,719.46, 3,254,207.40 and 572,298.21

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Solution

The fourth proportional to 2,169,719.46, 3,254,207.40 and 572,298.21 is: 858,349.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169,719.46 : 3,254,207.40 = 572,298.21 : x
  2. Step 2: Convert to fraction form
    2,169,719.46/3,254,207.40 = 572,298.21/x
  3. Step 3: Cross multiply
    2,169,719.46x = 3,254,207.40 × 572,298.21
  4. Step 4: Simplify right side
    2,169,719.46x = 1,862,377,069,988.75
  5. Step 5: Solve for x
    x = 1,862,377,069,988.75/2,169,719.46
  6. Step 6: Final answer
    x = 858,349.25

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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.