Home / 1,295,902.80-1,943,854.20-729,032.40

Finding the Fourth Proportional to 1,295,902.80, 1,943,854.20 and 729,032.40

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Solution

The fourth proportional to 1,295,902.80, 1,943,854.20 and 729,032.40 is: 1,093,548.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,902.80 : 1,943,854.20 = 729,032.40 : x
  2. Step 2: Convert to fraction form
    1,295,902.80/1,943,854.20 = 729,032.40/x
  3. Step 3: Cross multiply
    1,295,902.80x = 1,943,854.20 × 729,032.40
  4. Step 4: Simplify right side
    1,295,902.80x = 1,417,132,692,676.08
  5. Step 5: Solve for x
    x = 1,417,132,692,676.08/1,295,902.80
  6. Step 6: Final answer
    x = 1,093,548.60

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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.