Home / 1,926,059.84-2,657,248.80-1,247,370.56

Finding the Fourth Proportional to 1,926,059.84, 2,657,248.80 and 1,247,370.56

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Solution

The fourth proportional to 1,926,059.84, 2,657,248.80 and 1,247,370.56 is: 1,720,909.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,059.84 : 2,657,248.80 = 1,247,370.56 : x
  2. Step 2: Convert to fraction form
    1,926,059.84/2,657,248.80 = 1,247,370.56/x
  3. Step 3: Cross multiply
    1,926,059.84x = 2,657,248.80 × 1,247,370.56
  4. Step 4: Simplify right side
    1,926,059.84x = 3,314,573,923,715.33
  5. Step 5: Solve for x
    x = 3,314,573,923,715.33/1,926,059.84
  6. Step 6: Final answer
    x = 1,720,909.11

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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.