Home / 2,861,503.65-3,948,874.13-1,572,427.08

Finding the Fourth Proportional to 2,861,503.65, 3,948,874.13 and 1,572,427.08

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Solution

The fourth proportional to 2,861,503.65, 3,948,874.13 and 1,572,427.08 is: 2,169,948.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861,503.65 : 3,948,874.13 = 1,572,427.08 : x
  2. Step 2: Convert to fraction form
    2,861,503.65/3,948,874.13 = 1,572,427.08/x
  3. Step 3: Cross multiply
    2,861,503.65x = 3,948,874.13 × 1,572,427.08
  4. Step 4: Simplify right side
    2,861,503.65x = 6,209,316,621,454.51
  5. Step 5: Solve for x
    x = 6,209,316,621,454.51/2,861,503.65
  6. Step 6: Final answer
    x = 2,169,948.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.