Home / 1,008,362.10-1,508,169.15-902,511.30

Finding the Fourth Proportional to 1,008,362.10, 1,508,169.15 and 902,511.30

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Solution

The fourth proportional to 1,008,362.10, 1,508,169.15 and 902,511.30 is: 1,349,852.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,362.10 : 1,508,169.15 = 902,511.30 : x
  2. Step 2: Convert to fraction form
    1,008,362.10/1,508,169.15 = 902,511.30/x
  3. Step 3: Cross multiply
    1,008,362.10x = 1,508,169.15 × 902,511.30
  4. Step 4: Simplify right side
    1,008,362.10x = 1,361,139,700,186.40
  5. Step 5: Solve for x
    x = 1,361,139,700,186.40/1,008,362.10
  6. Step 6: Final answer
    x = 1,349,852.10

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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.