Home / 1,719,327.20-2,574,075.60-1,055,775.20

Finding the Fourth Proportional to 1,719,327.20, 2,574,075.60 and 1,055,775.20

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Solution

The fourth proportional to 1,719,327.20, 2,574,075.60 and 1,055,775.20 is: 1,580,644.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,327.20 : 2,574,075.60 = 1,055,775.20 : x
  2. Step 2: Convert to fraction form
    1,719,327.20/2,574,075.60 = 1,055,775.20/x
  3. Step 3: Cross multiply
    1,719,327.20x = 2,574,075.60 × 1,055,775.20
  4. Step 4: Simplify right side
    1,719,327.20x = 2,717,645,181,405.12
  5. Step 5: Solve for x
    x = 2,717,645,181,405.12/1,719,327.20
  6. Step 6: Final answer
    x = 1,580,644.56

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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.