Home / 1,425,232.41-1,966,796.40-771,853.17

Finding the Fourth Proportional to 1,425,232.41, 1,966,796.40 and 771,853.17

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Solution

The fourth proportional to 1,425,232.41, 1,966,796.40 and 771,853.17 is: 1,065,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,232.41 : 1,966,796.40 = 771,853.17 : x
  2. Step 2: Convert to fraction form
    1,425,232.41/1,966,796.40 = 771,853.17/x
  3. Step 3: Cross multiply
    1,425,232.41x = 1,966,796.40 × 771,853.17
  4. Step 4: Simplify right side
    1,425,232.41x = 1,518,078,036,084.59
  5. Step 5: Solve for x
    x = 1,518,078,036,084.59/1,425,232.41
  6. Step 6: Final answer
    x = 1,065,144.20

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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.