Home / 1,440,235.95-2,160,675.70-541,685.47

Finding the Fourth Proportional to 1,440,235.95, 2,160,675.70 and 541,685.47

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Solution

The fourth proportional to 1,440,235.95, 2,160,675.70 and 541,685.47 is: 812,649.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,235.95 : 2,160,675.70 = 541,685.47 : x
  2. Step 2: Convert to fraction form
    1,440,235.95/2,160,675.70 = 541,685.47/x
  3. Step 3: Cross multiply
    1,440,235.95x = 2,160,675.70 × 541,685.47
  4. Step 4: Simplify right side
    1,440,235.95x = 1,170,406,633,923.00
  5. Step 5: Solve for x
    x = 1,170,406,633,923.00/1,440,235.95
  6. Step 6: Final answer
    x = 812,649.23

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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.