Home / 3,964,733.50-5,471,337.10-2,153,897.50

Finding the Fourth Proportional to 3,964,733.50, 5,471,337.10 and 2,153,897.50

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Solution

The fourth proportional to 3,964,733.50, 5,471,337.10 and 2,153,897.50 is: 2,972,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964,733.50 : 5,471,337.10 = 2,153,897.50 : x
  2. Step 2: Convert to fraction form
    3,964,733.50/5,471,337.10 = 2,153,897.50/x
  3. Step 3: Cross multiply
    3,964,733.50x = 5,471,337.10 × 2,153,897.50
  4. Step 4: Simplify right side
    3,964,733.50x = 11,784,699,301,347.25
  5. Step 5: Solve for x
    x = 11,784,699,301,347.25/3,964,733.50
  6. Step 6: Final answer
    x = 2,972,381.20

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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.