Home / 1,274,852.16-1,912,260.96-433,990.08

Finding the Fourth Proportional to 1,274,852.16, 1,912,260.96 and 433,990.08

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Solution

The fourth proportional to 1,274,852.16, 1,912,260.96 and 433,990.08 is: 650,979.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,852.16 : 1,912,260.96 = 433,990.08 : x
  2. Step 2: Convert to fraction form
    1,274,852.16/1,912,260.96 = 433,990.08/x
  3. Step 3: Cross multiply
    1,274,852.16x = 1,912,260.96 × 433,990.08
  4. Step 4: Simplify right side
    1,274,852.16x = 829,902,287,011.28
  5. Step 5: Solve for x
    x = 829,902,287,011.28/1,274,852.16
  6. Step 6: Final answer
    x = 650,979.24

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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.