Home / 1,495,473.80-2,063,743.38-816,410.30

Finding the Fourth Proportional to 1,495,473.80, 2,063,743.38 and 816,410.30

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Solution

The fourth proportional to 1,495,473.80, 2,063,743.38 and 816,410.30 is: 1,126,640.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,473.80 : 2,063,743.38 = 816,410.30 : x
  2. Step 2: Convert to fraction form
    1,495,473.80/2,063,743.38 = 816,410.30/x
  3. Step 3: Cross multiply
    1,495,473.80x = 2,063,743.38 × 816,410.30
  4. Step 4: Simplify right side
    1,495,473.80x = 1,684,861,341,670.10
  5. Step 5: Solve for x
    x = 1,684,861,341,670.10/1,495,473.80
  6. Step 6: Final answer
    x = 1,126,640.50

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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.