Home / 3,031,109.28-4,182,633-1,672,894.80

Finding the Fourth Proportional to 3,031,109.28, 4,182,633 and 1,672,894.80

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Solution

The fourth proportional to 3,031,109.28, 4,182,633 and 1,672,894.80 is: 2,308,430.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031,109.28 : 4,182,633 = 1,672,894.80 : x
  2. Step 2: Convert to fraction form
    3,031,109.28/4,182,633 = 1,672,894.80/x
  3. Step 3: Cross multiply
    3,031,109.28x = 4,182,633 × 1,672,894.80
  4. Step 4: Simplify right side
    3,031,109.28x = 6,997,104,996,008.40
  5. Step 5: Solve for x
    x = 6,997,104,996,008.40/3,031,109.28
  6. Step 6: Final answer
    x = 2,308,430.46

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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.