Home / 1,218,295.49-1,825,445.77-862,671.06

Finding the Fourth Proportional to 1,218,295.49, 1,825,445.77 and 862,671.06

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Solution

The fourth proportional to 1,218,295.49, 1,825,445.77 and 862,671.06 is: 1,292,592.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,295.49 : 1,825,445.77 = 862,671.06 : x
  2. Step 2: Convert to fraction form
    1,218,295.49/1,825,445.77 = 862,671.06/x
  3. Step 3: Cross multiply
    1,218,295.49x = 1,825,445.77 × 862,671.06
  4. Step 4: Simplify right side
    1,218,295.49x = 1,574,759,235,221.74
  5. Step 5: Solve for x
    x = 1,574,759,235,221.74/1,218,295.49
  6. Step 6: Final answer
    x = 1,292,592.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.