Home / 4,115,779.80-6,174,325.80-1,718,390.40

Finding the Fourth Proportional to 4,115,779.80, 6,174,325.80 and 1,718,390.40

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Solution

The fourth proportional to 4,115,779.80, 6,174,325.80 and 1,718,390.40 is: 2,577,859.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115,779.80 : 6,174,325.80 = 1,718,390.40 : x
  2. Step 2: Convert to fraction form
    4,115,779.80/6,174,325.80 = 1,718,390.40/x
  3. Step 3: Cross multiply
    4,115,779.80x = 6,174,325.80 × 1,718,390.40
  4. Step 4: Simplify right side
    4,115,779.80x = 10,609,902,181,192.32
  5. Step 5: Solve for x
    x = 10,609,902,181,192.32/4,115,779.80
  6. Step 6: Final answer
    x = 2,577,859.53

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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.