Home / 3,156,494.02-4,727,889.56-1,938,373.98

Finding the Fourth Proportional to 3,156,494.02, 4,727,889.56 and 1,938,373.98

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Solution

The fourth proportional to 3,156,494.02, 4,727,889.56 and 1,938,373.98 is: 2,903,353.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,494.02 : 4,727,889.56 = 1,938,373.98 : x
  2. Step 2: Convert to fraction form
    3,156,494.02/4,727,889.56 = 1,938,373.98/x
  3. Step 3: Cross multiply
    3,156,494.02x = 4,727,889.56 × 1,938,373.98
  4. Step 4: Simplify right side
    3,156,494.02x = 9,164,418,103,417.65
  5. Step 5: Solve for x
    x = 9,164,418,103,417.65/3,156,494.02
  6. Step 6: Final answer
    x = 2,903,353.55

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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.