Home / 1,417,427.55-2,126,141.33-1,393,807.95

Finding the Fourth Proportional to 1,417,427.55, 2,126,141.33 and 1,393,807.95

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Solution

The fourth proportional to 1,417,427.55, 2,126,141.33 and 1,393,807.95 is: 2,090,711.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,427.55 : 2,126,141.33 = 1,393,807.95 : x
  2. Step 2: Convert to fraction form
    1,417,427.55/2,126,141.33 = 1,393,807.95/x
  3. Step 3: Cross multiply
    1,417,427.55x = 2,126,141.33 × 1,393,807.95
  4. Step 4: Simplify right side
    1,417,427.55x = 2,963,432,681,608.53
  5. Step 5: Solve for x
    x = 2,963,432,681,608.53/1,417,427.55
  6. Step 6: Final answer
    x = 2,090,711.93

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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.