Home / 1,108,781.01-1,530,117.51-625,345.11

Finding the Fourth Proportional to 1,108,781.01, 1,530,117.51 and 625,345.11

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Solution

The fourth proportional to 1,108,781.01, 1,530,117.51 and 625,345.11 is: 862,976.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,781.01 : 1,530,117.51 = 625,345.11 : x
  2. Step 2: Convert to fraction form
    1,108,781.01/1,530,117.51 = 625,345.11/x
  3. Step 3: Cross multiply
    1,108,781.01x = 1,530,117.51 × 625,345.11
  4. Step 4: Simplify right side
    1,108,781.01x = 956,851,502,603.88
  5. Step 5: Solve for x
    x = 956,851,502,603.88/1,108,781.01
  6. Step 6: Final answer
    x = 862,976.09

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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.