Home / 2,385,590.48-3,292,129.18-1,297,869.86

Finding the Fourth Proportional to 2,385,590.48, 3,292,129.18 and 1,297,869.86

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Solution

The fourth proportional to 2,385,590.48, 3,292,129.18 and 1,297,869.86 is: 1,791,068.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385,590.48 : 3,292,129.18 = 1,297,869.86 : x
  2. Step 2: Convert to fraction form
    2,385,590.48/3,292,129.18 = 1,297,869.86/x
  3. Step 3: Cross multiply
    2,385,590.48x = 3,292,129.18 × 1,297,869.86
  4. Step 4: Simplify right side
    2,385,590.48x = 4,272,755,237,948.52
  5. Step 5: Solve for x
    x = 4,272,755,237,948.52/2,385,590.48
  6. Step 6: Final answer
    x = 1,791,068.20

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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.