Home / 2,152,291-2,969,901.48-1,234,472.80

Finding the Fourth Proportional to 2,152,291, 2,969,901.48 and 1,234,472.80

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Solution

The fourth proportional to 2,152,291, 2,969,901.48 and 1,234,472.80 is: 1,703,423.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,291 : 2,969,901.48 = 1,234,472.80 : x
  2. Step 2: Convert to fraction form
    2,152,291/2,969,901.48 = 1,234,472.80/x
  3. Step 3: Cross multiply
    2,152,291x = 2,969,901.48 × 1,234,472.80
  4. Step 4: Simplify right side
    2,152,291x = 3,666,262,595,739.74
  5. Step 5: Solve for x
    x = 3,666,262,595,739.74/2,152,291
  6. Step 6: Final answer
    x = 1,703,423.28

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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.