Home / 1,295,983.40-1,943,391.90-496,999.40

Finding the Fourth Proportional to 1,295,983.40, 1,943,391.90 and 496,999.40

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Solution

The fourth proportional to 1,295,983.40, 1,943,391.90 and 496,999.40 is: 745,275.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,983.40 : 1,943,391.90 = 496,999.40 : x
  2. Step 2: Convert to fraction form
    1,295,983.40/1,943,391.90 = 496,999.40/x
  3. Step 3: Cross multiply
    1,295,983.40x = 1,943,391.90 × 496,999.40
  4. Step 4: Simplify right side
    1,295,983.40x = 965,864,608,264.86
  5. Step 5: Solve for x
    x = 965,864,608,264.86/1,295,983.40
  6. Step 6: Final answer
    x = 745,275.45

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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.