Home / 2,011,514.40-3,014,938.80-812,649.60

Finding the Fourth Proportional to 2,011,514.40, 3,014,938.80 and 812,649.60

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Solution

The fourth proportional to 2,011,514.40, 3,014,938.80 and 812,649.60 is: 1,218,031.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,514.40 : 3,014,938.80 = 812,649.60 : x
  2. Step 2: Convert to fraction form
    2,011,514.40/3,014,938.80 = 812,649.60/x
  3. Step 3: Cross multiply
    2,011,514.40x = 3,014,938.80 × 812,649.60
  4. Step 4: Simplify right side
    2,011,514.40x = 2,450,088,809,844.48
  5. Step 5: Solve for x
    x = 2,450,088,809,844.48/2,011,514.40
  6. Step 6: Final answer
    x = 1,218,031.95

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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.