Home / 1,623,691.24-2,240,638.73-898,569.52

Finding the Fourth Proportional to 1,623,691.24, 2,240,638.73 and 898,569.52

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Solution

The fourth proportional to 1,623,691.24, 2,240,638.73 and 898,569.52 is: 1,239,995.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,691.24 : 2,240,638.73 = 898,569.52 : x
  2. Step 2: Convert to fraction form
    1,623,691.24/2,240,638.73 = 898,569.52/x
  3. Step 3: Cross multiply
    1,623,691.24x = 2,240,638.73 × 898,569.52
  4. Step 4: Simplify right side
    1,623,691.24x = 2,013,369,656,906.32
  5. Step 5: Solve for x
    x = 2,013,369,656,906.32/1,623,691.24
  6. Step 6: Final answer
    x = 1,239,995.40

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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.