Home / 2,119,891.32-2,925,306-1,153,000.86

Finding the Fourth Proportional to 2,119,891.32, 2,925,306 and 1,153,000.86

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Solution

The fourth proportional to 2,119,891.32, 2,925,306 and 1,153,000.86 is: 1,591,062.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119,891.32 : 2,925,306 = 1,153,000.86 : x
  2. Step 2: Convert to fraction form
    2,119,891.32/2,925,306 = 1,153,000.86/x
  3. Step 3: Cross multiply
    2,119,891.32x = 2,925,306 × 1,153,000.86
  4. Step 4: Simplify right side
    2,119,891.32x = 3,372,880,333,763.16
  5. Step 5: Solve for x
    x = 3,372,880,333,763.16/2,119,891.32
  6. Step 6: Final answer
    x = 1,591,062.85

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1.5x scale

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.