Home / 1,044,081.40-1,562,622.90-918,110.20

Finding the Fourth Proportional to 1,044,081.40, 1,562,622.90 and 918,110.20

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Solution

The fourth proportional to 1,044,081.40, 1,562,622.90 and 918,110.20 is: 1,374,088.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,081.40 : 1,562,622.90 = 918,110.20 : x
  2. Step 2: Convert to fraction form
    1,044,081.40/1,562,622.90 = 918,110.20/x
  3. Step 3: Cross multiply
    1,044,081.40x = 1,562,622.90 × 918,110.20
  4. Step 4: Simplify right side
    1,044,081.40x = 1,434,660,023,243.58
  5. Step 5: Solve for x
    x = 1,434,660,023,243.58/1,044,081.40
  6. Step 6: Final answer
    x = 1,374,088.29

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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.