Home / 1,031,626.98-1,423,747.53-578,919.78

Finding the Fourth Proportional to 1,031,626.98, 1,423,747.53 and 578,919.78

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Solution

The fourth proportional to 1,031,626.98, 1,423,747.53 and 578,919.78 is: 798,966.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,626.98 : 1,423,747.53 = 578,919.78 : x
  2. Step 2: Convert to fraction form
    1,031,626.98/1,423,747.53 = 578,919.78/x
  3. Step 3: Cross multiply
    1,031,626.98x = 1,423,747.53 × 578,919.78
  4. Step 4: Simplify right side
    1,031,626.98x = 824,235,606,843.14
  5. Step 5: Solve for x
    x = 824,235,606,843.14/1,031,626.98
  6. Step 6: Final answer
    x = 798,966.70

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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.