Home / 1,017,442.49-1,526,196.31-511,727.45

Finding the Fourth Proportional to 1,017,442.49, 1,526,196.31 and 511,727.45

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Solution

The fourth proportional to 1,017,442.49, 1,526,196.31 and 511,727.45 is: 767,607.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,442.49 : 1,526,196.31 = 511,727.45 : x
  2. Step 2: Convert to fraction form
    1,017,442.49/1,526,196.31 = 511,727.45/x
  3. Step 3: Cross multiply
    1,017,442.49x = 1,526,196.31 × 511,727.45
  4. Step 4: Simplify right side
    1,017,442.49x = 780,996,537,005.41
  5. Step 5: Solve for x
    x = 780,996,537,005.41/1,017,442.49
  6. Step 6: Final answer
    x = 767,607.55

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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.