Home / 1,180,903.90-1,771,355.85-432,852.70

Finding the Fourth Proportional to 1,180,903.90, 1,771,355.85 and 432,852.70

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Solution

The fourth proportional to 1,180,903.90, 1,771,355.85 and 432,852.70 is: 649,279.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,903.90 : 1,771,355.85 = 432,852.70 : x
  2. Step 2: Convert to fraction form
    1,180,903.90/1,771,355.85 = 432,852.70/x
  3. Step 3: Cross multiply
    1,180,903.90x = 1,771,355.85 × 432,852.70
  4. Step 4: Simplify right side
    1,180,903.90x = 766,736,162,333.30
  5. Step 5: Solve for x
    x = 766,736,162,333.30/1,180,903.90
  6. Step 6: Final answer
    x = 649,279.05

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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.