Home / 1,330,794.90-1,996,483.95-432,083.70

Finding the Fourth Proportional to 1,330,794.90, 1,996,483.95 and 432,083.70

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Solution

The fourth proportional to 1,330,794.90, 1,996,483.95 and 432,083.70 is: 648,220.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,794.90 : 1,996,483.95 = 432,083.70 : x
  2. Step 2: Convert to fraction form
    1,330,794.90/1,996,483.95 = 432,083.70/x
  3. Step 3: Cross multiply
    1,330,794.90x = 1,996,483.95 × 432,083.70
  4. Step 4: Simplify right side
    1,330,794.90x = 862,648,172,106.62
  5. Step 5: Solve for x
    x = 862,648,172,106.62/1,330,794.90
  6. Step 6: Final answer
    x = 648,220.23

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1.5x scale

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.