Home / 5,107,744.80-7,657,729.20-2,585,210.40

Finding the Fourth Proportional to 5,107,744.80, 7,657,729.20 and 2,585,210.40

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Solution

The fourth proportional to 5,107,744.80, 7,657,729.20 and 2,585,210.40 is: 3,875,847.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107,744.80 : 7,657,729.20 = 2,585,210.40 : x
  2. Step 2: Convert to fraction form
    5,107,744.80/7,657,729.20 = 2,585,210.40/x
  3. Step 3: Cross multiply
    5,107,744.80x = 7,657,729.20 × 2,585,210.40
  4. Step 4: Simplify right side
    5,107,744.80x = 19,796,841,168,223.68
  5. Step 5: Solve for x
    x = 19,796,841,168,223.68/5,107,744.80
  6. Step 6: Final answer
    x = 3,875,847.75

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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.