Home / 1,146,820.22-1,582,652.52-630,613.28

Finding the Fourth Proportional to 1,146,820.22, 1,582,652.52 and 630,613.28

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Solution

The fourth proportional to 1,146,820.22, 1,582,652.52 and 630,613.28 is: 870,268.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,820.22 : 1,582,652.52 = 630,613.28 : x
  2. Step 2: Convert to fraction form
    1,146,820.22/1,582,652.52 = 630,613.28/x
  3. Step 3: Cross multiply
    1,146,820.22x = 1,582,652.52 × 630,613.28
  4. Step 4: Simplify right side
    1,146,820.22x = 998,041,696,737.47
  5. Step 5: Solve for x
    x = 998,041,696,737.47/1,146,820.22
  6. Step 6: Final answer
    x = 870,268.66

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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.