Home / 1,532,415.72-2,114,733.60-888,209.52

Finding the Fourth Proportional to 1,532,415.72, 2,114,733.60 and 888,209.52

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Solution

The fourth proportional to 1,532,415.72, 2,114,733.60 and 888,209.52 is: 1,225,729.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,415.72 : 2,114,733.60 = 888,209.52 : x
  2. Step 2: Convert to fraction form
    1,532,415.72/2,114,733.60 = 888,209.52/x
  3. Step 3: Cross multiply
    1,532,415.72x = 2,114,733.60 × 888,209.52
  4. Step 4: Simplify right side
    1,532,415.72x = 1,878,326,515,783.87
  5. Step 5: Solve for x
    x = 1,878,326,515,783.87/1,532,415.72
  6. Step 6: Final answer
    x = 1,225,729.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.