Home / 4,158,998.40-6,240,830.40-1,762,435.20

Finding the Fourth Proportional to 4,158,998.40, 6,240,830.40 and 1,762,435.20

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Solution

The fourth proportional to 4,158,998.40, 6,240,830.40 and 1,762,435.20 is: 2,644,641.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158,998.40 : 6,240,830.40 = 1,762,435.20 : x
  2. Step 2: Convert to fraction form
    4,158,998.40/6,240,830.40 = 1,762,435.20/x
  3. Step 3: Cross multiply
    4,158,998.40x = 6,240,830.40 × 1,762,435.20
  4. Step 4: Simplify right side
    4,158,998.40x = 10,999,059,174,190.08
  5. Step 5: Solve for x
    x = 10,999,059,174,190.08/4,158,998.40
  6. Step 6: Final answer
    x = 2,644,641.36

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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.