Home / 1,225,653.36-1,838,775.28-384,205.10

Finding the Fourth Proportional to 1,225,653.36, 1,838,775.28 and 384,205.10

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Solution

The fourth proportional to 1,225,653.36, 1,838,775.28 and 384,205.10 is: 576,400.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,653.36 : 1,838,775.28 = 384,205.10 : x
  2. Step 2: Convert to fraction form
    1,225,653.36/1,838,775.28 = 384,205.10/x
  3. Step 3: Cross multiply
    1,225,653.36x = 1,838,775.28 × 384,205.10
  4. Step 4: Simplify right side
    1,225,653.36x = 706,466,840,329.93
  5. Step 5: Solve for x
    x = 706,466,840,329.93/1,225,653.36
  6. Step 6: Final answer
    x = 576,400.20

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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.