Home / 1,338,066.40-2,006,516.40-539,082.40

Finding the Fourth Proportional to 1,338,066.40, 2,006,516.40 and 539,082.40

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Solution

The fourth proportional to 1,338,066.40, 2,006,516.40 and 539,082.40 is: 808,388.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,066.40 : 2,006,516.40 = 539,082.40 : x
  2. Step 2: Convert to fraction form
    1,338,066.40/2,006,516.40 = 539,082.40/x
  3. Step 3: Cross multiply
    1,338,066.40x = 2,006,516.40 × 539,082.40
  4. Step 4: Simplify right side
    1,338,066.40x = 1,081,677,676,551.36
  5. Step 5: Solve for x
    x = 1,081,677,676,551.36/1,338,066.40
  6. Step 6: Final answer
    x = 808,388.64

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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.