Home / 5,298,849.60-7,312,588.88-2,976,150.80

Finding the Fourth Proportional to 5,298,849.60, 7,312,588.88 and 2,976,150.80

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Solution

The fourth proportional to 5,298,849.60, 7,312,588.88 and 2,976,150.80 is: 4,107,187.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298,849.60 : 7,312,588.88 = 2,976,150.80 : x
  2. Step 2: Convert to fraction form
    5,298,849.60/7,312,588.88 = 2,976,150.80/x
  3. Step 3: Cross multiply
    5,298,849.60x = 7,312,588.88 × 2,976,150.80
  4. Step 4: Simplify right side
    5,298,849.60x = 21,763,367,248,683.82
  5. Step 5: Solve for x
    x = 21,763,367,248,683.82/5,298,849.60
  6. Step 6: Final answer
    x = 4,107,187.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.