Home / 1,474,843.32-2,035,323.15-830,287.89

Finding the Fourth Proportional to 1,474,843.32, 2,035,323.15 and 830,287.89

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Solution

The fourth proportional to 1,474,843.32, 2,035,323.15 and 830,287.89 is: 1,145,819.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,843.32 : 2,035,323.15 = 830,287.89 : x
  2. Step 2: Convert to fraction form
    1,474,843.32/2,035,323.15 = 830,287.89/x
  3. Step 3: Cross multiply
    1,474,843.32x = 2,035,323.15 × 830,287.89
  4. Step 4: Simplify right side
    1,474,843.32x = 1,689,904,163,681.65
  5. Step 5: Solve for x
    x = 1,689,904,163,681.65/1,474,843.32
  6. Step 6: Final answer
    x = 1,145,819.45

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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.