Home / 1,758,061.67-2,637,194.56-678,580.34

Finding the Fourth Proportional to 1,758,061.67, 2,637,194.56 and 678,580.34

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Solution

The fourth proportional to 1,758,061.67, 2,637,194.56 and 678,580.34 is: 1,017,909.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,061.67 : 2,637,194.56 = 678,580.34 : x
  2. Step 2: Convert to fraction form
    1,758,061.67/2,637,194.56 = 678,580.34/x
  3. Step 3: Cross multiply
    1,758,061.67x = 2,637,194.56 × 678,580.34
  4. Step 4: Simplify right side
    1,758,061.67x = 1,789,548,364,592.08
  5. Step 5: Solve for x
    x = 1,789,548,364,592.08/1,758,061.67
  6. Step 6: Final answer
    x = 1,017,909.89

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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.