Home / 4,507,122.80-6,761,125.80-1,312,281.20

Finding the Fourth Proportional to 4,507,122.80, 6,761,125.80 and 1,312,281.20

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Solution

The fourth proportional to 4,507,122.80, 6,761,125.80 and 1,312,281.20 is: 1,968,550.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,507,122.80 : 6,761,125.80 = 1,312,281.20 : x
  2. Step 2: Convert to fraction form
    4,507,122.80/6,761,125.80 = 1,312,281.20/x
  3. Step 3: Cross multiply
    4,507,122.80x = 6,761,125.80 × 1,312,281.20
  4. Step 4: Simplify right side
    4,507,122.80x = 8,872,498,278,174.96
  5. Step 5: Solve for x
    x = 8,872,498,278,174.96/4,507,122.80
  6. Step 6: Final answer
    x = 1,968,550.38

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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.