Home / 1,205,124.16-1,663,070.16-661,263.04

Finding the Fourth Proportional to 1,205,124.16, 1,663,070.16 and 661,263.04

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Solution

The fourth proportional to 1,205,124.16, 1,663,070.16 and 661,263.04 is: 912,542.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,124.16 : 1,663,070.16 = 661,263.04 : x
  2. Step 2: Convert to fraction form
    1,205,124.16/1,663,070.16 = 661,263.04/x
  3. Step 3: Cross multiply
    1,205,124.16x = 1,663,070.16 × 661,263.04
  4. Step 4: Simplify right side
    1,205,124.16x = 1,099,726,829,734.89
  5. Step 5: Solve for x
    x = 1,099,726,829,734.89/1,205,124.16
  6. Step 6: Final answer
    x = 912,542.35

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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.