Home / 1,094,744.20-1,642,116.30-921,533.80

Finding the Fourth Proportional to 1,094,744.20, 1,642,116.30 and 921,533.80

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Solution

The fourth proportional to 1,094,744.20, 1,642,116.30 and 921,533.80 is: 1,382,300.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,744.20 : 1,642,116.30 = 921,533.80 : x
  2. Step 2: Convert to fraction form
    1,094,744.20/1,642,116.30 = 921,533.80/x
  3. Step 3: Cross multiply
    1,094,744.20x = 1,642,116.30 × 921,533.80
  4. Step 4: Simplify right side
    1,094,744.20x = 1,513,265,673,980.94
  5. Step 5: Solve for x
    x = 1,513,265,673,980.94/1,094,744.20
  6. Step 6: Final answer
    x = 1,382,300.70

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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.