Home / 1,330,676.56-1,995,985.95-371,106.55

Finding the Fourth Proportional to 1,330,676.56, 1,995,985.95 and 371,106.55

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Solution

The fourth proportional to 1,330,676.56, 1,995,985.95 and 371,106.55 is: 556,651.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,676.56 : 1,995,985.95 = 371,106.55 : x
  2. Step 2: Convert to fraction form
    1,330,676.56/1,995,985.95 = 371,106.55/x
  3. Step 3: Cross multiply
    1,330,676.56x = 1,995,985.95 × 371,106.55
  4. Step 4: Simplify right side
    1,330,676.56x = 740,723,459,752.97
  5. Step 5: Solve for x
    x = 740,723,459,752.97/1,330,676.56
  6. Step 6: Final answer
    x = 556,651.77

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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.