Home / 1,147,024.68-1,582,920-630,746.10

Finding the Fourth Proportional to 1,147,024.68, 1,582,920 and 630,746.10

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Solution

The fourth proportional to 1,147,024.68, 1,582,920 and 630,746.10 is: 870,443.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,024.68 : 1,582,920 = 630,746.10 : x
  2. Step 2: Convert to fraction form
    1,147,024.68/1,582,920 = 630,746.10/x
  3. Step 3: Cross multiply
    1,147,024.68x = 1,582,920 × 630,746.10
  4. Step 4: Simplify right side
    1,147,024.68x = 998,420,616,612
  5. Step 5: Solve for x
    x = 998,420,616,612/1,147,024.68
  6. Step 6: Final answer
    x = 870,443.88

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1.5x scale

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.