Home / 1,134,693.66-1,565,837.33-618,437.43

Finding the Fourth Proportional to 1,134,693.66, 1,565,837.33 and 618,437.43

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Solution

The fourth proportional to 1,134,693.66, 1,565,837.33 and 618,437.43 is: 853,421.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,693.66 : 1,565,837.33 = 618,437.43 : x
  2. Step 2: Convert to fraction form
    1,134,693.66/1,565,837.33 = 618,437.43/x
  3. Step 3: Cross multiply
    1,134,693.66x = 1,565,837.33 × 618,437.43
  4. Step 4: Simplify right side
    1,134,693.66x = 968,372,411,071.08
  5. Step 5: Solve for x
    x = 968,372,411,071.08/1,134,693.66
  6. Step 6: Final answer
    x = 853,421.89

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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.