Home / 1,165,058.13-1,747,002.75-678,897.75

Finding the Fourth Proportional to 1,165,058.13, 1,747,002.75 and 678,897.75

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Solution

The fourth proportional to 1,165,058.13, 1,747,002.75 and 678,897.75 is: 1,018,006.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,058.13 : 1,747,002.75 = 678,897.75 : x
  2. Step 2: Convert to fraction form
    1,165,058.13/1,747,002.75 = 678,897.75/x
  3. Step 3: Cross multiply
    1,165,058.13x = 1,747,002.75 × 678,897.75
  4. Step 4: Simplify right side
    1,165,058.13x = 1,186,036,236,218.81
  5. Step 5: Solve for x
    x = 1,186,036,236,218.81/1,165,058.13
  6. Step 6: Final answer
    x = 1,018,006.06

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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.