Home / 1,225,648.14-1,838,767.45-384,199.89

Finding the Fourth Proportional to 1,225,648.14, 1,838,767.45 and 384,199.89

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Solution

The fourth proportional to 1,225,648.14, 1,838,767.45 and 384,199.89 is: 576,392.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,648.14 : 1,838,767.45 = 384,199.89 : x
  2. Step 2: Convert to fraction form
    1,225,648.14/1,838,767.45 = 384,199.89/x
  3. Step 3: Cross multiply
    1,225,648.14x = 1,838,767.45 × 384,199.89
  4. Step 4: Simplify right side
    1,225,648.14x = 706,454,242,831.74
  5. Step 5: Solve for x
    x = 706,454,242,831.74/1,225,648.14
  6. Step 6: Final answer
    x = 576,392.38

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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.