Home / 1,775,272.90-2,662,909.35-1,102,114.30

Finding the Fourth Proportional to 1,775,272.90, 2,662,909.35 and 1,102,114.30

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Solution

The fourth proportional to 1,775,272.90, 2,662,909.35 and 1,102,114.30 is: 1,653,171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,272.90 : 2,662,909.35 = 1,102,114.30 : x
  2. Step 2: Convert to fraction form
    1,775,272.90/2,662,909.35 = 1,102,114.30/x
  3. Step 3: Cross multiply
    1,775,272.90x = 2,662,909.35 × 1,102,114.30
  4. Step 4: Simplify right side
    1,775,272.90x = 2,934,830,474,238.71
  5. Step 5: Solve for x
    x = 2,934,830,474,238.71/1,775,272.90
  6. Step 6: Final answer
    x = 1,653,171.45

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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.