Home / 2,931,829.79-4,045,918.10-1,607,251.15

Finding the Fourth Proportional to 2,931,829.79, 4,045,918.10 and 1,607,251.15

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Solution

The fourth proportional to 2,931,829.79, 4,045,918.10 and 1,607,251.15 is: 2,218,002.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,829.79 : 4,045,918.10 = 1,607,251.15 : x
  2. Step 2: Convert to fraction form
    2,931,829.79/4,045,918.10 = 1,607,251.15/x
  3. Step 3: Cross multiply
    2,931,829.79x = 4,045,918.10 × 1,607,251.15
  4. Step 4: Simplify right side
    2,931,829.79x = 6,502,806,519,065.55
  5. Step 5: Solve for x
    x = 6,502,806,519,065.55/2,931,829.79
  6. Step 6: Final answer
    x = 2,218,002.75

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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.