Home / 1,335,830.80-2,005,058.40-662,672.20

Finding the Fourth Proportional to 1,335,830.80, 2,005,058.40 and 662,672.20

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Solution

The fourth proportional to 1,335,830.80, 2,005,058.40 and 662,672.20 is: 994,659.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,830.80 : 2,005,058.40 = 662,672.20 : x
  2. Step 2: Convert to fraction form
    1,335,830.80/2,005,058.40 = 662,672.20/x
  3. Step 3: Cross multiply
    1,335,830.80x = 2,005,058.40 × 662,672.20
  4. Step 4: Simplify right side
    1,335,830.80x = 1,328,696,461,056.48
  5. Step 5: Solve for x
    x = 1,328,696,461,056.48/1,335,830.80
  6. Step 6: Final answer
    x = 994,659.25

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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.