Home / 3,888,068.40-5,829,337.80-1,490,986.80

Finding the Fourth Proportional to 3,888,068.40, 5,829,337.80 and 1,490,986.80

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Solution

The fourth proportional to 3,888,068.40, 5,829,337.80 and 1,490,986.80 is: 2,235,419.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,068.40 : 5,829,337.80 = 1,490,986.80 : x
  2. Step 2: Convert to fraction form
    3,888,068.40/5,829,337.80 = 1,490,986.80/x
  3. Step 3: Cross multiply
    3,888,068.40x = 5,829,337.80 × 1,490,986.80
  4. Step 4: Simplify right side
    3,888,068.40x = 8,691,465,712,541.04
  5. Step 5: Solve for x
    x = 8,691,465,712,541.04/3,888,068.40
  6. Step 6: Final answer
    x = 2,235,419.96

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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.