Home / 1,675,446.32-2,312,918.98-1,031,418.56

Finding the Fourth Proportional to 1,675,446.32, 2,312,918.98 and 1,031,418.56

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Solution

The fourth proportional to 1,675,446.32, 2,312,918.98 and 1,031,418.56 is: 1,423,851.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,446.32 : 2,312,918.98 = 1,031,418.56 : x
  2. Step 2: Convert to fraction form
    1,675,446.32/2,312,918.98 = 1,031,418.56/x
  3. Step 3: Cross multiply
    1,675,446.32x = 2,312,918.98 × 1,031,418.56
  4. Step 4: Simplify right side
    1,675,446.32x = 2,385,587,563,748.27
  5. Step 5: Solve for x
    x = 2,385,587,563,748.27/1,675,446.32
  6. Step 6: Final answer
    x = 1,423,851.98

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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.