Home / 1,372,901.84-2,059,330.66-426,273.46

Finding the Fourth Proportional to 1,372,901.84, 2,059,330.66 and 426,273.46

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Solution

The fourth proportional to 1,372,901.84, 2,059,330.66 and 426,273.46 is: 639,403.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,372,901.84 : 2,059,330.66 = 426,273.46 : x
  2. Step 2: Convert to fraction form
    1,372,901.84/2,059,330.66 = 426,273.46/x
  3. Step 3: Cross multiply
    1,372,901.84x = 2,059,330.66 × 426,273.46
  4. Step 4: Simplify right side
    1,372,901.84x = 877,838,005,722.28
  5. Step 5: Solve for x
    x = 877,838,005,722.28/1,372,901.84
  6. Step 6: Final answer
    x = 639,403.33

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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.