Home / 1,687,473.84-2,532,960.36-1,130,401.20

Finding the Fourth Proportional to 1,687,473.84, 2,532,960.36 and 1,130,401.20

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Solution

The fourth proportional to 1,687,473.84, 2,532,960.36 and 1,130,401.20 is: 1,696,773.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,473.84 : 2,532,960.36 = 1,130,401.20 : x
  2. Step 2: Convert to fraction form
    1,687,473.84/2,532,960.36 = 1,130,401.20/x
  3. Step 3: Cross multiply
    1,687,473.84x = 2,532,960.36 × 1,130,401.20
  4. Step 4: Simplify right side
    1,687,473.84x = 2,863,261,430,496.43
  5. Step 5: Solve for x
    x = 2,863,261,430,496.43/1,687,473.84
  6. Step 6: Final answer
    x = 1,696,773.82

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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.