Home / 1,152,208.80-1,728,313.20-1,030,903.20

Finding the Fourth Proportional to 1,152,208.80, 1,728,313.20 and 1,030,903.20

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Solution

The fourth proportional to 1,152,208.80, 1,728,313.20 and 1,030,903.20 is: 1,546,354.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,208.80 : 1,728,313.20 = 1,030,903.20 : x
  2. Step 2: Convert to fraction form
    1,152,208.80/1,728,313.20 = 1,030,903.20/x
  3. Step 3: Cross multiply
    1,152,208.80x = 1,728,313.20 × 1,030,903.20
  4. Step 4: Simplify right side
    1,152,208.80x = 1,781,723,608,482.24
  5. Step 5: Solve for x
    x = 1,781,723,608,482.24/1,152,208.80
  6. Step 6: Final answer
    x = 1,546,354.80

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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.