Home / 2,877,695.12-3,971,228.78-1,588,532.45

Finding the Fourth Proportional to 2,877,695.12, 3,971,228.78 and 1,588,532.45

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Solution

The fourth proportional to 2,877,695.12, 3,971,228.78 and 1,588,532.45 is: 2,192,180.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,695.12 : 3,971,228.78 = 1,588,532.45 : x
  2. Step 2: Convert to fraction form
    2,877,695.12/3,971,228.78 = 1,588,532.45/x
  3. Step 3: Cross multiply
    2,877,695.12x = 3,971,228.78 × 1,588,532.45
  4. Step 4: Simplify right side
    2,877,695.12x = 6,308,425,767,519.10
  5. Step 5: Solve for x
    x = 6,308,425,767,519.10/2,877,695.12
  6. Step 6: Final answer
    x = 2,192,180.03

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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.