Home / 1,281,348.52-1,768,184.98-708,354.52

Finding the Fourth Proportional to 1,281,348.52, 1,768,184.98 and 708,354.52

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Solution

The fourth proportional to 1,281,348.52, 1,768,184.98 and 708,354.52 is: 977,487.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,348.52 : 1,768,184.98 = 708,354.52 : x
  2. Step 2: Convert to fraction form
    1,281,348.52/1,768,184.98 = 708,354.52/x
  3. Step 3: Cross multiply
    1,281,348.52x = 1,768,184.98 × 708,354.52
  4. Step 4: Simplify right side
    1,281,348.52x = 1,252,501,816,587.76
  5. Step 5: Solve for x
    x = 1,252,501,816,587.76/1,281,348.52
  6. Step 6: Final answer
    x = 977,487.23

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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.