Home / 887,668.10-1,331,502.15-740,045.60

Finding the Fourth Proportional to 887,668.10, 1,331,502.15 and 740,045.60

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Solution

The fourth proportional to 887,668.10, 1,331,502.15 and 740,045.60 is: 1,110,068.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,668.10 : 1,331,502.15 = 740,045.60 : x
  2. Step 2: Convert to fraction form
    887,668.10/1,331,502.15 = 740,045.60/x
  3. Step 3: Cross multiply
    887,668.10x = 1,331,502.15 × 740,045.60
  4. Step 4: Simplify right side
    887,668.10x = 985,372,307,498.04
  5. Step 5: Solve for x
    x = 985,372,307,498.04/887,668.10
  6. Step 6: Final answer
    x = 1,110,068.40

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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.