Home / 1,761,982-2,431,328.88-1,036,670.20

Finding the Fourth Proportional to 1,761,982, 2,431,328.88 and 1,036,670.20

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Solution

The fourth proportional to 1,761,982, 2,431,328.88 and 1,036,670.20 is: 1,430,483.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,982 : 2,431,328.88 = 1,036,670.20 : x
  2. Step 2: Convert to fraction form
    1,761,982/2,431,328.88 = 1,036,670.20/x
  3. Step 3: Cross multiply
    1,761,982x = 2,431,328.88 × 1,036,670.20
  4. Step 4: Simplify right side
    1,761,982x = 2,520,486,196,295.38
  5. Step 5: Solve for x
    x = 2,520,486,196,295.38/1,761,982
  6. Step 6: Final answer
    x = 1,430,483.51

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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.