Home / 5,240,801.16-7,861,205.74-1,454,287.72

Finding the Fourth Proportional to 5,240,801.16, 7,861,205.74 and 1,454,287.72

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Solution

The fourth proportional to 5,240,801.16, 7,861,205.74 and 1,454,287.72 is: 2,181,432.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240,801.16 : 7,861,205.74 = 1,454,287.72 : x
  2. Step 2: Convert to fraction form
    5,240,801.16/7,861,205.74 = 1,454,287.72/x
  3. Step 3: Cross multiply
    5,240,801.16x = 7,861,205.74 × 1,454,287.72
  4. Step 4: Simplify right side
    5,240,801.16x = 11,432,454,972,075.51
  5. Step 5: Solve for x
    x = 11,432,454,972,075.51/5,240,801.16
  6. Step 6: Final answer
    x = 2,181,432.69

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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.