Home / 2,877,842.90-3,971,319-1,588,655.54

Finding the Fourth Proportional to 2,877,842.90, 3,971,319 and 1,588,655.54

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Solution

The fourth proportional to 2,877,842.90, 3,971,319 and 1,588,655.54 is: 2,192,287.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,842.90 : 3,971,319 = 1,588,655.54 : x
  2. Step 2: Convert to fraction form
    2,877,842.90/3,971,319 = 1,588,655.54/x
  3. Step 3: Cross multiply
    2,877,842.90x = 3,971,319 × 1,588,655.54
  4. Step 4: Simplify right side
    2,877,842.90x = 6,309,057,930,457.26
  5. Step 5: Solve for x
    x = 6,309,057,930,457.26/2,877,842.90
  6. Step 6: Final answer
    x = 2,192,287.12

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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.