Home / 1,570,432.49-2,356,027.44-545,613.61

Finding the Fourth Proportional to 1,570,432.49, 2,356,027.44 and 545,613.61

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Solution

The fourth proportional to 1,570,432.49, 2,356,027.44 and 545,613.61 is: 818,551.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,432.49 : 2,356,027.44 = 545,613.61 : x
  2. Step 2: Convert to fraction form
    1,570,432.49/2,356,027.44 = 545,613.61/x
  3. Step 3: Cross multiply
    1,570,432.49x = 2,356,027.44 × 545,613.61
  4. Step 4: Simplify right side
    1,570,432.49x = 1,285,480,622,289.25
  5. Step 5: Solve for x
    x = 1,285,480,622,289.25/1,570,432.49
  6. Step 6: Final answer
    x = 818,551.98

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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.