Home / 1,012,670.10-1,518,111.18-382,026.78

Finding the Fourth Proportional to 1,012,670.10, 1,518,111.18 and 382,026.78

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Solution

The fourth proportional to 1,012,670.10, 1,518,111.18 and 382,026.78 is: 572,702.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,670.10 : 1,518,111.18 = 382,026.78 : x
  2. Step 2: Convert to fraction form
    1,012,670.10/1,518,111.18 = 382,026.78/x
  3. Step 3: Cross multiply
    1,012,670.10x = 1,518,111.18 × 382,026.78
  4. Step 4: Simplify right side
    1,012,670.10x = 579,959,125,777.40
  5. Step 5: Solve for x
    x = 579,959,125,777.40/1,012,670.10
  6. Step 6: Final answer
    x = 572,702.92

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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.