Home / 1,225,751.68-1,838,627.52-384,371.20

Finding the Fourth Proportional to 1,225,751.68, 1,838,627.52 and 384,371.20

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Solution

The fourth proportional to 1,225,751.68, 1,838,627.52 and 384,371.20 is: 576,556.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,751.68 : 1,838,627.52 = 384,371.20 : x
  2. Step 2: Convert to fraction form
    1,225,751.68/1,838,627.52 = 384,371.20/x
  3. Step 3: Cross multiply
    1,225,751.68x = 1,838,627.52 × 384,371.20
  4. Step 4: Simplify right side
    1,225,751.68x = 706,715,466,215.42
  5. Step 5: Solve for x
    x = 706,715,466,215.42/1,225,751.68
  6. Step 6: Final answer
    x = 576,556.80

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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.