Home / 1,109,448.90-1,663,201.35-753,308.10

Finding the Fourth Proportional to 1,109,448.90, 1,663,201.35 and 753,308.10

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Solution

The fourth proportional to 1,109,448.90, 1,663,201.35 and 753,308.10 is: 1,129,302.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,448.90 : 1,663,201.35 = 753,308.10 : x
  2. Step 2: Convert to fraction form
    1,109,448.90/1,663,201.35 = 753,308.10/x
  3. Step 3: Cross multiply
    1,109,448.90x = 1,663,201.35 × 753,308.10
  4. Step 4: Simplify right side
    1,109,448.90x = 1,252,903,048,885.94
  5. Step 5: Solve for x
    x = 1,252,903,048,885.94/1,109,448.90
  6. Step 6: Final answer
    x = 1,129,302.17

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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.