Home / 1,242,024.30-1,863,036.45-1,017,638.10

Finding the Fourth Proportional to 1,242,024.30, 1,863,036.45 and 1,017,638.10

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Solution

The fourth proportional to 1,242,024.30, 1,863,036.45 and 1,017,638.10 is: 1,526,457.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,024.30 : 1,863,036.45 = 1,017,638.10 : x
  2. Step 2: Convert to fraction form
    1,242,024.30/1,863,036.45 = 1,017,638.10/x
  3. Step 3: Cross multiply
    1,242,024.30x = 1,863,036.45 × 1,017,638.10
  4. Step 4: Simplify right side
    1,242,024.30x = 1,895,896,873,208.75
  5. Step 5: Solve for x
    x = 1,895,896,873,208.75/1,242,024.30
  6. Step 6: Final answer
    x = 1,526,457.15

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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.