Home / 1,717,811.80-2,576,061.60-519,335.80

Finding the Fourth Proportional to 1,717,811.80, 2,576,061.60 and 519,335.80

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Solution

The fourth proportional to 1,717,811.80, 2,576,061.60 and 519,335.80 is: 778,805.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,811.80 : 2,576,061.60 = 519,335.80 : x
  2. Step 2: Convert to fraction form
    1,717,811.80/2,576,061.60 = 519,335.80/x
  3. Step 3: Cross multiply
    1,717,811.80x = 2,576,061.60 × 519,335.80
  4. Step 4: Simplify right side
    1,717,811.80x = 1,337,841,011,885.28
  5. Step 5: Solve for x
    x = 1,337,841,011,885.28/1,717,811.80
  6. Step 6: Final answer
    x = 778,805.35

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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.