Home / 7,078,199-10,617,337.38-1,759,415

Finding the Fourth Proportional to 7,078,199, 10,617,337.38 and 1,759,415

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Solution

The fourth proportional to 7,078,199, 10,617,337.38 and 1,759,415 is: 2,639,132.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078,199 : 10,617,337.38 = 1,759,415 : x
  2. Step 2: Convert to fraction form
    7,078,199/10,617,337.38 = 1,759,415/x
  3. Step 3: Cross multiply
    7,078,199x = 10,617,337.38 × 1,759,415
  4. Step 4: Simplify right side
    7,078,199x = 18,680,302,646,432.70
  5. Step 5: Solve for x
    x = 18,680,302,646,432.70/7,078,199
  6. Step 6: Final answer
    x = 2,639,132.16

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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.