Home / 1,675,442.82-2,312,914.15-1,031,415.06

Finding the Fourth Proportional to 1,675,442.82, 2,312,914.15 and 1,031,415.06

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Solution

The fourth proportional to 1,675,442.82, 2,312,914.15 and 1,031,415.06 is: 1,423,847.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675,442.82 : 2,312,914.15 = 1,031,415.06 : x
  2. Step 2: Convert to fraction form
    1,675,442.82/2,312,914.15 = 1,031,415.06/x
  3. Step 3: Cross multiply
    1,675,442.82x = 2,312,914.15 × 1,031,415.06
  4. Step 4: Simplify right side
    1,675,442.82x = 2,385,574,486,797.10
  5. Step 5: Solve for x
    x = 2,385,574,486,797.10/1,675,442.82
  6. Step 6: Final answer
    x = 1,423,847.15

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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.