Home / 2,640,967.16-3,960,719.03-934,885.71

Finding the Fourth Proportional to 2,640,967.16, 3,960,719.03 and 934,885.71

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Solution

The fourth proportional to 2,640,967.16, 3,960,719.03 and 934,885.71 is: 1,402,069.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,967.16 : 3,960,719.03 = 934,885.71 : x
  2. Step 2: Convert to fraction form
    2,640,967.16/3,960,719.03 = 934,885.71/x
  3. Step 3: Cross multiply
    2,640,967.16x = 3,960,719.03 × 934,885.71
  4. Step 4: Simplify right side
    2,640,967.16x = 3,702,819,617,797.63
  5. Step 5: Solve for x
    x = 3,702,819,617,797.63/2,640,967.16
  6. Step 6: Final answer
    x = 1,402,069.55

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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.