Home / 1,048,904.20-1,574,133.90-693,800.20

Finding the Fourth Proportional to 1,048,904.20, 1,574,133.90 and 693,800.20

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Solution

The fourth proportional to 1,048,904.20, 1,574,133.90 and 693,800.20 is: 1,041,214.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,904.20 : 1,574,133.90 = 693,800.20 : x
  2. Step 2: Convert to fraction form
    1,048,904.20/1,574,133.90 = 693,800.20/x
  3. Step 3: Cross multiply
    1,048,904.20x = 1,574,133.90 × 693,800.20
  4. Step 4: Simplify right side
    1,048,904.20x = 1,092,134,414,646.78
  5. Step 5: Solve for x
    x = 1,092,134,414,646.78/1,048,904.20
  6. Step 6: Final answer
    x = 1,041,214.65

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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.