Home / 1,675,443.32-2,312,914.84-1,031,415.56

Finding the Fourth Proportional to 1,675,443.32, 2,312,914.84 and 1,031,415.56

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Solution

The fourth proportional to 1,675,443.32, 2,312,914.84 and 1,031,415.56 is: 1,423,847.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,443.32 : 2,312,914.84 = 1,031,415.56 : x
  2. Step 2: Convert to fraction form
    1,675,443.32/2,312,914.84 = 1,031,415.56/x
  3. Step 3: Cross multiply
    1,675,443.32x = 2,312,914.84 × 1,031,415.56
  4. Step 4: Simplify right side
    1,675,443.32x = 2,385,576,354,930.91
  5. Step 5: Solve for x
    x = 2,385,576,354,930.91/1,675,443.32
  6. Step 6: Final answer
    x = 1,423,847.84

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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.