Home / 1,364,862.54-2,047,220-418,236

Finding the Fourth Proportional to 1,364,862.54, 2,047,220 and 418,236

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Solution

The fourth proportional to 1,364,862.54, 2,047,220 and 418,236 is: 627,331.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,862.54 : 2,047,220 = 418,236 : x
  2. Step 2: Convert to fraction form
    1,364,862.54/2,047,220 = 418,236/x
  3. Step 3: Cross multiply
    1,364,862.54x = 2,047,220 × 418,236
  4. Step 4: Simplify right side
    1,364,862.54x = 856,221,103,920
  5. Step 5: Solve for x
    x = 856,221,103,920/1,364,862.54
  6. Step 6: Final answer
    x = 627,331.38

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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.