Home / 1,377,386.78-2,066,294.00-703,103.29

Finding the Fourth Proportional to 1,377,386.78, 2,066,294.00 and 703,103.29

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Solution

The fourth proportional to 1,377,386.78, 2,066,294.00 and 703,103.29 is: 1,054,764.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,386.78 : 2,066,294.00 = 703,103.29 : x
  2. Step 2: Convert to fraction form
    1,377,386.78/2,066,294.00 = 703,103.29/x
  3. Step 3: Cross multiply
    1,377,386.78x = 2,066,294.00 × 703,103.29
  4. Step 4: Simplify right side
    1,377,386.78x = 1,452,818,106,099.28
  5. Step 5: Solve for x
    x = 1,452,818,106,099.28/1,377,386.78
  6. Step 6: Final answer
    x = 1,054,764.09

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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.