Home / 1,702,795.92-2,349,876.72-928,420.36

Finding the Fourth Proportional to 1,702,795.92, 2,349,876.72 and 928,420.36

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Solution

The fourth proportional to 1,702,795.92, 2,349,876.72 and 928,420.36 is: 1,281,230.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,795.92 : 2,349,876.72 = 928,420.36 : x
  2. Step 2: Convert to fraction form
    1,702,795.92/2,349,876.72 = 928,420.36/x
  3. Step 3: Cross multiply
    1,702,795.92x = 2,349,876.72 × 928,420.36
  4. Step 4: Simplify right side
    1,702,795.92x = 2,181,673,390,338.02
  5. Step 5: Solve for x
    x = 2,181,673,390,338.02/1,702,795.92
  6. Step 6: Final answer
    x = 1,281,230.10

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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.