Home / 1,554,449.40-2,332,002.15-489,599.10

Finding the Fourth Proportional to 1,554,449.40, 2,332,002.15 and 489,599.10

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Solution

The fourth proportional to 1,554,449.40, 2,332,002.15 and 489,599.10 is: 734,501.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,449.40 : 2,332,002.15 = 489,599.10 : x
  2. Step 2: Convert to fraction form
    1,554,449.40/2,332,002.15 = 489,599.10/x
  3. Step 3: Cross multiply
    1,554,449.40x = 2,332,002.15 × 489,599.10
  4. Step 4: Simplify right side
    1,554,449.40x = 1,141,746,153,838.07
  5. Step 5: Solve for x
    x = 1,141,746,153,838.07/1,554,449.40
  6. Step 6: Final answer
    x = 734,501.97

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Double scale
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1.5x scale

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.