Home / 1,999,988.20-3,000,937.29-934,875.46

Finding the Fourth Proportional to 1,999,988.20, 3,000,937.29 and 934,875.46

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Solution

The fourth proportional to 1,999,988.20, 3,000,937.29 and 934,875.46 is: 1,402,759.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,988.20 : 3,000,937.29 = 934,875.46 : x
  2. Step 2: Convert to fraction form
    1,999,988.20/3,000,937.29 = 934,875.46/x
  3. Step 3: Cross multiply
    1,999,988.20x = 3,000,937.29 × 934,875.46
  4. Step 4: Simplify right side
    1,999,988.20x = 2,805,502,629,419.90
  5. Step 5: Solve for x
    x = 2,805,502,629,419.90/1,999,988.20
  6. Step 6: Final answer
    x = 1,402,759.59

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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.