Home / 1,712,644.08-2,558,549.58-1,108,685.04

Finding the Fourth Proportional to 1,712,644.08, 2,558,549.58 and 1,108,685.04

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Solution

The fourth proportional to 1,712,644.08, 2,558,549.58 and 1,108,685.04 is: 1,656,284.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,644.08 : 2,558,549.58 = 1,108,685.04 : x
  2. Step 2: Convert to fraction form
    1,712,644.08/2,558,549.58 = 1,108,685.04/x
  3. Step 3: Cross multiply
    1,712,644.08x = 2,558,549.58 × 1,108,685.04
  4. Step 4: Simplify right side
    1,712,644.08x = 2,836,625,643,444.28
  5. Step 5: Solve for x
    x = 2,836,625,643,444.28/1,712,644.08
  6. Step 6: Final answer
    x = 1,656,284.38

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.