Home / 1,838,912.64-2,758,341.28-827,320.23

Finding the Fourth Proportional to 1,838,912.64, 2,758,341.28 and 827,320.23

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Solution

The fourth proportional to 1,838,912.64, 2,758,341.28 and 827,320.23 is: 1,240,967.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,912.64 : 2,758,341.28 = 827,320.23 : x
  2. Step 2: Convert to fraction form
    1,838,912.64/2,758,341.28 = 827,320.23/x
  3. Step 3: Cross multiply
    1,838,912.64x = 2,758,341.28 × 827,320.23
  4. Step 4: Simplify right side
    1,838,912.64x = 2,282,031,539,925.79
  5. Step 5: Solve for x
    x = 2,282,031,539,925.79/1,838,912.64
  6. Step 6: Final answer
    x = 1,240,967.89

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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.