Home / 1,134,417.72-1,565,476.32-618,176.12

Finding the Fourth Proportional to 1,134,417.72, 1,565,476.32 and 618,176.12

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Solution

The fourth proportional to 1,134,417.72, 1,565,476.32 and 618,176.12 is: 853,072.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,417.72 : 1,565,476.32 = 618,176.12 : x
  2. Step 2: Convert to fraction form
    1,134,417.72/1,565,476.32 = 618,176.12/x
  3. Step 3: Cross multiply
    1,134,417.72x = 1,565,476.32 × 618,176.12
  4. Step 4: Simplify right side
    1,134,417.72x = 967,740,077,449.48
  5. Step 5: Solve for x
    x = 967,740,077,449.48/1,134,417.72
  6. Step 6: Final answer
    x = 853,072.07

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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.