Home / 1,303,585.60-1,955,281.20-545,231.20

Finding the Fourth Proportional to 1,303,585.60, 1,955,281.20 and 545,231.20

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Solution

The fourth proportional to 1,303,585.60, 1,955,281.20 and 545,231.20 is: 817,806.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,585.60 : 1,955,281.20 = 545,231.20 : x
  2. Step 2: Convert to fraction form
    1,303,585.60/1,955,281.20 = 545,231.20/x
  3. Step 3: Cross multiply
    1,303,585.60x = 1,955,281.20 × 545,231.20
  4. Step 4: Simplify right side
    1,303,585.60x = 1,066,080,315,013.44
  5. Step 5: Solve for x
    x = 1,066,080,315,013.44/1,303,585.60
  6. Step 6: Final answer
    x = 817,806.15

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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.