Home / 1,108,904.60-1,530,265.02-656,341.40

Finding the Fourth Proportional to 1,108,904.60, 1,530,265.02 and 656,341.40

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Solution

The fourth proportional to 1,108,904.60, 1,530,265.02 and 656,341.40 is: 905,737.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,904.60 : 1,530,265.02 = 656,341.40 : x
  2. Step 2: Convert to fraction form
    1,108,904.60/1,530,265.02 = 656,341.40/x
  3. Step 3: Cross multiply
    1,108,904.60x = 1,530,265.02 × 656,341.40
  4. Step 4: Simplify right side
    1,108,904.60x = 1,004,376,285,597.83
  5. Step 5: Solve for x
    x = 1,004,376,285,597.83/1,108,904.60
  6. Step 6: Final answer
    x = 905,737.32

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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.