Home / 1,465,654.50-2,022,366.96-921,404.70

Finding the Fourth Proportional to 1,465,654.50, 2,022,366.96 and 921,404.70

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Solution

The fourth proportional to 1,465,654.50, 2,022,366.96 and 921,404.70 is: 1,271,389.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,654.50 : 2,022,366.96 = 921,404.70 : x
  2. Step 2: Convert to fraction form
    1,465,654.50/2,022,366.96 = 921,404.70/x
  3. Step 3: Cross multiply
    1,465,654.50x = 2,022,366.96 × 921,404.70
  4. Step 4: Simplify right side
    1,465,654.50x = 1,863,418,422,068.71
  5. Step 5: Solve for x
    x = 1,863,418,422,068.71/1,465,654.50
  6. Step 6: Final answer
    x = 1,271,389.96

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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.