Home / 1,343,328.83-1,853,194.05-907,605.53

Finding the Fourth Proportional to 1,343,328.83, 1,853,194.05 and 907,605.53

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Solution

The fourth proportional to 1,343,328.83, 1,853,194.05 and 907,605.53 is: 1,252,090.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,328.83 : 1,853,194.05 = 907,605.53 : x
  2. Step 2: Convert to fraction form
    1,343,328.83/1,853,194.05 = 907,605.53/x
  3. Step 3: Cross multiply
    1,343,328.83x = 1,853,194.05 × 907,605.53
  4. Step 4: Simplify right side
    1,343,328.83x = 1,681,969,167,943.10
  5. Step 5: Solve for x
    x = 1,681,969,167,943.10/1,343,328.83
  6. Step 6: Final answer
    x = 1,252,090.43

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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.