Home / 1,134,376.48-1,565,439.68-618,130.45

Finding the Fourth Proportional to 1,134,376.48, 1,565,439.68 and 618,130.45

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Solution

The fourth proportional to 1,134,376.48, 1,565,439.68 and 618,130.45 is: 853,020.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,376.48 : 1,565,439.68 = 618,130.45 : x
  2. Step 2: Convert to fraction form
    1,134,376.48/1,565,439.68 = 618,130.45/x
  3. Step 3: Cross multiply
    1,134,376.48x = 1,565,439.68 × 618,130.45
  4. Step 4: Simplify right side
    1,134,376.48x = 967,645,937,348.38
  5. Step 5: Solve for x
    x = 967,645,937,348.38/1,134,376.48
  6. Step 6: Final answer
    x = 853,020.10

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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.