Home / 1,005,026.80-1,507,540.20-606,895.60

Finding the Fourth Proportional to 1,005,026.80, 1,507,540.20 and 606,895.60

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Solution

The fourth proportional to 1,005,026.80, 1,507,540.20 and 606,895.60 is: 910,343.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,026.80 : 1,507,540.20 = 606,895.60 : x
  2. Step 2: Convert to fraction form
    1,005,026.80/1,507,540.20 = 606,895.60/x
  3. Step 3: Cross multiply
    1,005,026.80x = 1,507,540.20 × 606,895.60
  4. Step 4: Simplify right side
    1,005,026.80x = 914,919,514,203.12
  5. Step 5: Solve for x
    x = 914,919,514,203.12/1,005,026.80
  6. Step 6: Final answer
    x = 910,343.40

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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.