Home / 1,585,267.16-2,378,164.80-520,023.20

Finding the Fourth Proportional to 1,585,267.16, 2,378,164.80 and 520,023.20

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Solution

The fourth proportional to 1,585,267.16, 2,378,164.80 and 520,023.20 is: 780,121.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,267.16 : 2,378,164.80 = 520,023.20 : x
  2. Step 2: Convert to fraction form
    1,585,267.16/2,378,164.80 = 520,023.20/x
  3. Step 3: Cross multiply
    1,585,267.16x = 2,378,164.80 × 520,023.20
  4. Step 4: Simplify right side
    1,585,267.16x = 1,236,700,869,423.36
  5. Step 5: Solve for x
    x = 1,236,700,869,423.36/1,585,267.16
  6. Step 6: Final answer
    x = 780,121.42

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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.