Home / 1,407,223.70-2,110,673.55-409,951.70

Finding the Fourth Proportional to 1,407,223.70, 2,110,673.55 and 409,951.70

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Solution

The fourth proportional to 1,407,223.70, 2,110,673.55 and 409,951.70 is: 614,880.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,407,223.70 : 2,110,673.55 = 409,951.70 : x
  2. Step 2: Convert to fraction form
    1,407,223.70/2,110,673.55 = 409,951.70/x
  3. Step 3: Cross multiply
    1,407,223.70x = 2,110,673.55 × 409,951.70
  4. Step 4: Simplify right side
    1,407,223.70x = 865,274,209,967.54
  5. Step 5: Solve for x
    x = 865,274,209,967.54/1,407,223.70
  6. Step 6: Final answer
    x = 614,880.36

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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.