Home / 3,948,002.79-5,448,281.41-2,316,437.91

Finding the Fourth Proportional to 3,948,002.79, 5,448,281.41 and 2,316,437.91

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Solution

The fourth proportional to 3,948,002.79, 5,448,281.41 and 2,316,437.91 is: 3,196,706.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,002.79 : 5,448,281.41 = 2,316,437.91 : x
  2. Step 2: Convert to fraction form
    3,948,002.79/5,448,281.41 = 2,316,437.91/x
  3. Step 3: Cross multiply
    3,948,002.79x = 5,448,281.41 × 2,316,437.91
  4. Step 4: Simplify right side
    3,948,002.79x = 12,620,605,602,472.25
  5. Step 5: Solve for x
    x = 12,620,605,602,472.25/3,948,002.79
  6. Step 6: Final answer
    x = 3,196,706.35

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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.