Home / 4,479,263.52-6,721,681.68-1,819,871.52

Finding the Fourth Proportional to 4,479,263.52, 6,721,681.68 and 1,819,871.52

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Solution

The fourth proportional to 4,479,263.52, 6,721,681.68 and 1,819,871.52 is: 2,730,939.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479,263.52 : 6,721,681.68 = 1,819,871.52 : x
  2. Step 2: Convert to fraction form
    4,479,263.52/6,721,681.68 = 1,819,871.52/x
  3. Step 3: Cross multiply
    4,479,263.52x = 6,721,681.68 × 1,819,871.52
  4. Step 4: Simplify right side
    4,479,263.52x = 12,232,597,055,937.75
  5. Step 5: Solve for x
    x = 12,232,597,055,937.75/4,479,263.52
  6. Step 6: Final answer
    x = 2,730,939.36

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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.