Home / 3,132,384.30-4,698,576.45-1,538,061.30

Finding the Fourth Proportional to 3,132,384.30, 4,698,576.45 and 1,538,061.30

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Solution

The fourth proportional to 3,132,384.30, 4,698,576.45 and 1,538,061.30 is: 2,307,091.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,384.30 : 4,698,576.45 = 1,538,061.30 : x
  2. Step 2: Convert to fraction form
    3,132,384.30/4,698,576.45 = 1,538,061.30/x
  3. Step 3: Cross multiply
    3,132,384.30x = 4,698,576.45 × 1,538,061.30
  4. Step 4: Simplify right side
    3,132,384.30x = 7,226,698,602,836.39
  5. Step 5: Solve for x
    x = 7,226,698,602,836.39/3,132,384.30
  6. Step 6: Final answer
    x = 2,307,091.95

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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.