Home / 1,107,569.10-1,528,383.15-655,005.90

Finding the Fourth Proportional to 1,107,569.10, 1,528,383.15 and 655,005.90

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Solution

The fourth proportional to 1,107,569.10, 1,528,383.15 and 655,005.90 is: 903,871.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,569.10 : 1,528,383.15 = 655,005.90 : x
  2. Step 2: Convert to fraction form
    1,107,569.10/1,528,383.15 = 655,005.90/x
  3. Step 3: Cross multiply
    1,107,569.10x = 1,528,383.15 × 655,005.90
  4. Step 4: Simplify right side
    1,107,569.10x = 1,001,099,980,710.59
  5. Step 5: Solve for x
    x = 1,001,099,980,710.59/1,107,569.10
  6. Step 6: Final answer
    x = 903,871.35

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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.