Home / 2,470,276.80-3,705,703.20-787,550.40

Finding the Fourth Proportional to 2,470,276.80, 3,705,703.20 and 787,550.40

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Solution

The fourth proportional to 2,470,276.80, 3,705,703.20 and 787,550.40 is: 1,181,417.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470,276.80 : 3,705,703.20 = 787,550.40 : x
  2. Step 2: Convert to fraction form
    2,470,276.80/3,705,703.20 = 787,550.40/x
  3. Step 3: Cross multiply
    2,470,276.80x = 3,705,703.20 × 787,550.40
  4. Step 4: Simplify right side
    2,470,276.80x = 2,918,428,037,441.28
  5. Step 5: Solve for x
    x = 2,918,428,037,441.28/2,470,276.80
  6. Step 6: Final answer
    x = 1,181,417.42

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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.