Home / 1,792,456.40-2,680,908.60-1,604,277.20

Finding the Fourth Proportional to 1,792,456.40, 2,680,908.60 and 1,604,277.20

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Solution

The fourth proportional to 1,792,456.40, 2,680,908.60 and 1,604,277.20 is: 2,399,456.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,456.40 : 2,680,908.60 = 1,604,277.20 : x
  2. Step 2: Convert to fraction form
    1,792,456.40/2,680,908.60 = 1,604,277.20/x
  3. Step 3: Cross multiply
    1,792,456.40x = 2,680,908.60 × 1,604,277.20
  4. Step 4: Simplify right side
    1,792,456.40x = 4,300,920,542,263.92
  5. Step 5: Solve for x
    x = 4,300,920,542,263.92/1,792,456.40
  6. Step 6: Final answer
    x = 2,399,456.16

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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.