Home / 3,806,897.12-5,711,840.40-1,675,486.16

Finding the Fourth Proportional to 3,806,897.12, 5,711,840.40 and 1,675,486.16

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Solution

The fourth proportional to 3,806,897.12, 5,711,840.40 and 1,675,486.16 is: 2,513,887.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806,897.12 : 5,711,840.40 = 1,675,486.16 : x
  2. Step 2: Convert to fraction form
    3,806,897.12/5,711,840.40 = 1,675,486.16/x
  3. Step 3: Cross multiply
    3,806,897.12x = 5,711,840.40 × 1,675,486.16
  4. Step 4: Simplify right side
    3,806,897.12x = 9,570,109,538,328.86
  5. Step 5: Solve for x
    x = 9,570,109,538,328.86/3,806,897.12
  6. Step 6: Final answer
    x = 2,513,887.09

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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.