Home / 1,927,059.08-2,655,059.18-1,272,522.78

Finding the Fourth Proportional to 1,927,059.08, 2,655,059.18 and 1,272,522.78

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Solution

The fourth proportional to 1,927,059.08, 2,655,059.18 and 1,272,522.78 is: 1,753,253.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,059.08 : 2,655,059.18 = 1,272,522.78 : x
  2. Step 2: Convert to fraction form
    1,927,059.08/2,655,059.18 = 1,272,522.78/x
  3. Step 3: Cross multiply
    1,927,059.08x = 2,655,059.18 × 1,272,522.78
  4. Step 4: Simplify right side
    1,927,059.08x = 3,378,623,282,435.51
  5. Step 5: Solve for x
    x = 3,378,623,282,435.51/1,927,059.08
  6. Step 6: Final answer
    x = 1,753,253.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.