Home / 3,198,947.34-4,798,420.92-1,069,031.40

Finding the Fourth Proportional to 3,198,947.34, 4,798,420.92 and 1,069,031.40

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Solution

The fourth proportional to 3,198,947.34, 4,798,420.92 and 1,069,031.40 is: 1,603,547.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198,947.34 : 4,798,420.92 = 1,069,031.40 : x
  2. Step 2: Convert to fraction form
    3,198,947.34/4,798,420.92 = 1,069,031.40/x
  3. Step 3: Cross multiply
    3,198,947.34x = 4,798,420.92 × 1,069,031.40
  4. Step 4: Simplify right side
    3,198,947.34x = 5,129,662,633,896.89
  5. Step 5: Solve for x
    x = 5,129,662,633,896.89/3,198,947.34
  6. Step 6: Final answer
    x = 1,603,547.07

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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.