Home / 2,409,800.56-3,612,403.56-811,541.20

Finding the Fourth Proportional to 2,409,800.56, 3,612,403.56 and 811,541.20

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Solution

The fourth proportional to 2,409,800.56, 3,612,403.56 and 811,541.20 is: 1,216,538.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409,800.56 : 3,612,403.56 = 811,541.20 : x
  2. Step 2: Convert to fraction form
    2,409,800.56/3,612,403.56 = 811,541.20/x
  3. Step 3: Cross multiply
    2,409,800.56x = 3,612,403.56 × 811,541.20
  4. Step 4: Simplify right side
    2,409,800.56x = 2,931,614,319,966.67
  5. Step 5: Solve for x
    x = 2,931,614,319,966.67/2,409,800.56
  6. Step 6: Final answer
    x = 1,216,538.15

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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.