Home / 824,444.10-1,236,666.15-743,087.70

Finding the Fourth Proportional to 824,444.10, 1,236,666.15 and 743,087.70

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Solution

The fourth proportional to 824,444.10, 1,236,666.15 and 743,087.70 is: 1,114,631.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,444.10 : 1,236,666.15 = 743,087.70 : x
  2. Step 2: Convert to fraction form
    824,444.10/1,236,666.15 = 743,087.70/x
  3. Step 3: Cross multiply
    824,444.10x = 1,236,666.15 × 743,087.70
  4. Step 4: Simplify right side
    824,444.10x = 918,951,405,071.36
  5. Step 5: Solve for x
    x = 918,951,405,071.36/824,444.10
  6. Step 6: Final answer
    x = 1,114,631.55

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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.