Home / 2,857,661.46-4,287,239.14-1,658,430.96

Finding the Fourth Proportional to 2,857,661.46, 4,287,239.14 and 1,658,430.96

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Solution

The fourth proportional to 2,857,661.46, 4,287,239.14 and 1,658,430.96 is: 2,488,079.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,661.46 : 4,287,239.14 = 1,658,430.96 : x
  2. Step 2: Convert to fraction form
    2,857,661.46/4,287,239.14 = 1,658,430.96/x
  3. Step 3: Cross multiply
    2,857,661.46x = 4,287,239.14 × 1,658,430.96
  4. Step 4: Simplify right side
    2,857,661.46x = 7,110,090,122,699.77
  5. Step 5: Solve for x
    x = 7,110,090,122,699.77/2,857,661.46
  6. Step 6: Final answer
    x = 2,488,079.93

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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.