Home / 2,717,404.20-4,075,587.90-824,207.40

Finding the Fourth Proportional to 2,717,404.20, 4,075,587.90 and 824,207.40

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Solution

The fourth proportional to 2,717,404.20, 4,075,587.90 and 824,207.40 is: 1,236,153.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717,404.20 : 4,075,587.90 = 824,207.40 : x
  2. Step 2: Convert to fraction form
    2,717,404.20/4,075,587.90 = 824,207.40/x
  3. Step 3: Cross multiply
    2,717,404.20x = 4,075,587.90 × 824,207.40
  4. Step 4: Simplify right side
    2,717,404.20x = 3,359,129,706,530.46
  5. Step 5: Solve for x
    x = 3,359,129,706,530.46/2,717,404.20
  6. Step 6: Final answer
    x = 1,236,153.87

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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.