Home / 1,088,920.80-1,630,270.80-976,946.40

Finding the Fourth Proportional to 1,088,920.80, 1,630,270.80 and 976,946.40

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Solution

The fourth proportional to 1,088,920.80, 1,630,270.80 and 976,946.40 is: 1,462,629.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,920.80 : 1,630,270.80 = 976,946.40 : x
  2. Step 2: Convert to fraction form
    1,088,920.80/1,630,270.80 = 976,946.40/x
  3. Step 3: Cross multiply
    1,088,920.80x = 1,630,270.80 × 976,946.40
  4. Step 4: Simplify right side
    1,088,920.80x = 1,592,687,189,085.12
  5. Step 5: Solve for x
    x = 1,592,687,189,085.12/1,088,920.80
  6. Step 6: Final answer
    x = 1,462,629.04

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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.