Home / 1,549,957.80-2,324,980.32-428,026.80

Finding the Fourth Proportional to 1,549,957.80, 2,324,980.32 and 428,026.80

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Solution

The fourth proportional to 1,549,957.80, 2,324,980.32 and 428,026.80 is: 642,052.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,957.80 : 2,324,980.32 = 428,026.80 : x
  2. Step 2: Convert to fraction form
    1,549,957.80/2,324,980.32 = 428,026.80/x
  3. Step 3: Cross multiply
    1,549,957.80x = 2,324,980.32 × 428,026.80
  4. Step 4: Simplify right side
    1,549,957.80x = 995,153,886,432.58
  5. Step 5: Solve for x
    x = 995,153,886,432.58/1,549,957.80
  6. Step 6: Final answer
    x = 642,052.25

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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.