Home / 1,495,459.40-2,063,723.47-816,395.90

Finding the Fourth Proportional to 1,495,459.40, 2,063,723.47 and 816,395.90

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Solution

The fourth proportional to 1,495,459.40, 2,063,723.47 and 816,395.90 is: 1,126,620.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,459.40 : 2,063,723.47 = 816,395.90 : x
  2. Step 2: Convert to fraction form
    1,495,459.40/2,063,723.47 = 816,395.90/x
  3. Step 3: Cross multiply
    1,495,459.40x = 2,063,723.47 × 816,395.90
  4. Step 4: Simplify right side
    1,495,459.40x = 1,684,815,367,282.17
  5. Step 5: Solve for x
    x = 1,684,815,367,282.17/1,495,459.40
  6. Step 6: Final answer
    x = 1,126,620.60

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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.