Home / 1,088,230.90-1,632,346.35-978,006.10

Finding the Fourth Proportional to 1,088,230.90, 1,632,346.35 and 978,006.10

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Solution

The fourth proportional to 1,088,230.90, 1,632,346.35 and 978,006.10 is: 1,467,009.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,230.90 : 1,632,346.35 = 978,006.10 : x
  2. Step 2: Convert to fraction form
    1,088,230.90/1,632,346.35 = 978,006.10/x
  3. Step 3: Cross multiply
    1,088,230.90x = 1,632,346.35 × 978,006.10
  4. Step 4: Simplify right side
    1,088,230.90x = 1,596,444,687,612.74
  5. Step 5: Solve for x
    x = 1,596,444,687,612.74/1,088,230.90
  6. Step 6: Final answer
    x = 1,467,009.15

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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.