Home / 1,011,783.68-1,396,258.54-552,901.07

Finding the Fourth Proportional to 1,011,783.68, 1,396,258.54 and 552,901.07

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Solution

The fourth proportional to 1,011,783.68, 1,396,258.54 and 552,901.07 is: 763,001.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,783.68 : 1,396,258.54 = 552,901.07 : x
  2. Step 2: Convert to fraction form
    1,011,783.68/1,396,258.54 = 552,901.07/x
  3. Step 3: Cross multiply
    1,011,783.68x = 1,396,258.54 × 552,901.07
  4. Step 4: Simplify right side
    1,011,783.68x = 771,992,845,981.10
  5. Step 5: Solve for x
    x = 771,992,845,981.10/1,011,783.68
  6. Step 6: Final answer
    x = 763,001.87

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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.