Home / 1,582,104.72-2,371,183.32-771,821.22

Finding the Fourth Proportional to 1,582,104.72, 2,371,183.32 and 771,821.22

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Solution

The fourth proportional to 1,582,104.72, 2,371,183.32 and 771,821.22 is: 1,156,768.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,104.72 : 2,371,183.32 = 771,821.22 : x
  2. Step 2: Convert to fraction form
    1,582,104.72/2,371,183.32 = 771,821.22/x
  3. Step 3: Cross multiply
    1,582,104.72x = 2,371,183.32 × 771,821.22
  4. Step 4: Simplify right side
    1,582,104.72x = 1,830,129,602,886.05
  5. Step 5: Solve for x
    x = 1,830,129,602,886.05/1,582,104.72
  6. Step 6: Final answer
    x = 1,156,768.94

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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.