Home / 1,330,504.10-1,995,756.15-488,881.70

Finding the Fourth Proportional to 1,330,504.10, 1,995,756.15 and 488,881.70

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Solution

The fourth proportional to 1,330,504.10, 1,995,756.15 and 488,881.70 is: 733,322.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,504.10 : 1,995,756.15 = 488,881.70 : x
  2. Step 2: Convert to fraction form
    1,330,504.10/1,995,756.15 = 488,881.70/x
  3. Step 3: Cross multiply
    1,330,504.10x = 1,995,756.15 × 488,881.70
  4. Step 4: Simplify right side
    1,330,504.10x = 975,688,659,397.46
  5. Step 5: Solve for x
    x = 975,688,659,397.46/1,330,504.10
  6. Step 6: Final answer
    x = 733,322.55

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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.