Home / 4,428,561.40-6,642,842.10-3,868,689.40

Finding the Fourth Proportional to 4,428,561.40, 6,642,842.10 and 3,868,689.40

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Solution

The fourth proportional to 4,428,561.40, 6,642,842.10 and 3,868,689.40 is: 5,803,034.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,561.40 : 6,642,842.10 = 3,868,689.40 : x
  2. Step 2: Convert to fraction form
    4,428,561.40/6,642,842.10 = 3,868,689.40/x
  3. Step 3: Cross multiply
    4,428,561.40x = 6,642,842.10 × 3,868,689.40
  4. Step 4: Simplify right side
    4,428,561.40x = 25,699,092,818,143.74
  5. Step 5: Solve for x
    x = 25,699,092,818,143.74/4,428,561.40
  6. Step 6: Final answer
    x = 5,803,034.10

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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.