Home / 1,775,046.40-2,664,319.20-877,501.60

Finding the Fourth Proportional to 1,775,046.40, 2,664,319.20 and 877,501.60

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Solution

The fourth proportional to 1,775,046.40, 2,664,319.20 and 877,501.60 is: 1,317,117.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,046.40 : 2,664,319.20 = 877,501.60 : x
  2. Step 2: Convert to fraction form
    1,775,046.40/2,664,319.20 = 877,501.60/x
  3. Step 3: Cross multiply
    1,775,046.40x = 2,664,319.20 × 877,501.60
  4. Step 4: Simplify right side
    1,775,046.40x = 2,337,944,360,910.72
  5. Step 5: Solve for x
    x = 2,337,944,360,910.72/1,775,046.40
  6. Step 6: Final answer
    x = 1,317,117.32

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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.