Home / 1,715,468.70-2,570,250.60-1,116,121.35

Finding the Fourth Proportional to 1,715,468.70, 2,570,250.60 and 1,116,121.35

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Solution

The fourth proportional to 1,715,468.70, 2,570,250.60 and 1,116,121.35 is: 1,672,261.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715,468.70 : 2,570,250.60 = 1,116,121.35 : x
  2. Step 2: Convert to fraction form
    1,715,468.70/2,570,250.60 = 1,116,121.35/x
  3. Step 3: Cross multiply
    1,715,468.70x = 2,570,250.60 × 1,116,121.35
  4. Step 4: Simplify right side
    1,715,468.70x = 2,868,711,569,510.31
  5. Step 5: Solve for x
    x = 2,868,711,569,510.31/1,715,468.70
  6. Step 6: Final answer
    x = 1,672,261.10

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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.