Home / 3,110,671.20-4,666,006.80-866,809.20

Finding the Fourth Proportional to 3,110,671.20, 4,666,006.80 and 866,809.20

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Solution

The fourth proportional to 3,110,671.20, 4,666,006.80 and 866,809.20 is: 1,300,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,671.20 : 4,666,006.80 = 866,809.20 : x
  2. Step 2: Convert to fraction form
    3,110,671.20/4,666,006.80 = 866,809.20/x
  3. Step 3: Cross multiply
    3,110,671.20x = 4,666,006.80 × 866,809.20
  4. Step 4: Simplify right side
    3,110,671.20x = 4,044,537,621,502.56
  5. Step 5: Solve for x
    x = 4,044,537,621,502.56/3,110,671.20
  6. Step 6: Final answer
    x = 1,300,213.80

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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.