Home / 1,761,987.50-2,431,336.47-1,036,675.70

Finding the Fourth Proportional to 1,761,987.50, 2,431,336.47 and 1,036,675.70

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Solution

The fourth proportional to 1,761,987.50, 2,431,336.47 and 1,036,675.70 is: 1,430,491.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,987.50 : 2,431,336.47 = 1,036,675.70 : x
  2. Step 2: Convert to fraction form
    1,761,987.50/2,431,336.47 = 1,036,675.70/x
  3. Step 3: Cross multiply
    1,761,987.50x = 2,431,336.47 × 1,036,675.70
  4. Step 4: Simplify right side
    1,761,987.50x = 2,520,507,436,972.78
  5. Step 5: Solve for x
    x = 2,520,507,436,972.78/1,761,987.50
  6. Step 6: Final answer
    x = 1,430,491.10

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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.