Home / 1,526,851.20-2,290,276.80-855,004.80

Finding the Fourth Proportional to 1,526,851.20, 2,290,276.80 and 855,004.80

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Solution

The fourth proportional to 1,526,851.20, 2,290,276.80 and 855,004.80 is: 1,282,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,851.20 : 2,290,276.80 = 855,004.80 : x
  2. Step 2: Convert to fraction form
    1,526,851.20/2,290,276.80 = 855,004.80/x
  3. Step 3: Cross multiply
    1,526,851.20x = 2,290,276.80 × 855,004.80
  4. Step 4: Simplify right side
    1,526,851.20x = 1,958,197,657,328.64
  5. Step 5: Solve for x
    x = 1,958,197,657,328.64/1,526,851.20
  6. Step 6: Final answer
    x = 1,282,507.20

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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.