Home / 1,018,840.80-1,524,632.40-887,167.20

Finding the Fourth Proportional to 1,018,840.80, 1,524,632.40 and 887,167.20

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Solution

The fourth proportional to 1,018,840.80, 1,524,632.40 and 887,167.20 is: 1,327,590.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,840.80 : 1,524,632.40 = 887,167.20 : x
  2. Step 2: Convert to fraction form
    1,018,840.80/1,524,632.40 = 887,167.20/x
  3. Step 3: Cross multiply
    1,018,840.80x = 1,524,632.40 × 887,167.20
  4. Step 4: Simplify right side
    1,018,840.80x = 1,352,603,857,337.28
  5. Step 5: Solve for x
    x = 1,352,603,857,337.28/1,018,840.80
  6. Step 6: Final answer
    x = 1,327,590.98

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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.