Home / 1,225,642.68-1,838,464.56-384,260.04

Finding the Fourth Proportional to 1,225,642.68, 1,838,464.56 and 384,260.04

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Solution

The fourth proportional to 1,225,642.68, 1,838,464.56 and 384,260.04 is: 576,390.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,642.68 : 1,838,464.56 = 384,260.04 : x
  2. Step 2: Convert to fraction form
    1,225,642.68/1,838,464.56 = 384,260.04/x
  3. Step 3: Cross multiply
    1,225,642.68x = 1,838,464.56 × 384,260.04
  4. Step 4: Simplify right side
    1,225,642.68x = 706,448,465,364.18
  5. Step 5: Solve for x
    x = 706,448,465,364.18/1,225,642.68
  6. Step 6: Final answer
    x = 576,390.23

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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.