Home / 1,498,407.60-2,247,805.80-740,636.40

Finding the Fourth Proportional to 1,498,407.60, 2,247,805.80 and 740,636.40

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Solution

The fourth proportional to 1,498,407.60, 2,247,805.80 and 740,636.40 is: 1,111,050.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,407.60 : 2,247,805.80 = 740,636.40 : x
  2. Step 2: Convert to fraction form
    1,498,407.60/2,247,805.80 = 740,636.40/x
  3. Step 3: Cross multiply
    1,498,407.60x = 2,247,805.80 × 740,636.40
  4. Step 4: Simplify right side
    1,498,407.60x = 1,664,806,795,611.12
  5. Step 5: Solve for x
    x = 1,664,806,795,611.12/1,498,407.60
  6. Step 6: Final answer
    x = 1,111,050.69

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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.