Home / 1,072,521.39-1,480,091.69-589,097.87

Finding the Fourth Proportional to 1,072,521.39, 1,480,091.69 and 589,097.87

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Solution

The fourth proportional to 1,072,521.39, 1,480,091.69 and 589,097.87 is: 812,961.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,521.39 : 1,480,091.69 = 589,097.87 : x
  2. Step 2: Convert to fraction form
    1,072,521.39/1,480,091.69 = 589,097.87/x
  3. Step 3: Cross multiply
    1,072,521.39x = 1,480,091.69 × 589,097.87
  4. Step 4: Simplify right side
    1,072,521.39x = 871,918,856,055.99
  5. Step 5: Solve for x
    x = 871,918,856,055.99/1,072,521.39
  6. Step 6: Final answer
    x = 812,961.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.