Home / 2,928,484.64-4,041,393.16-1,639,317.36

Finding the Fourth Proportional to 2,928,484.64, 4,041,393.16 and 1,639,317.36

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Solution

The fourth proportional to 2,928,484.64, 4,041,393.16 and 1,639,317.36 is: 2,262,305.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,484.64 : 4,041,393.16 = 1,639,317.36 : x
  2. Step 2: Convert to fraction form
    2,928,484.64/4,041,393.16 = 1,639,317.36/x
  3. Step 3: Cross multiply
    2,928,484.64x = 4,041,393.16 × 1,639,317.36
  4. Step 4: Simplify right side
    2,928,484.64x = 6,625,125,965,773.26
  5. Step 5: Solve for x
    x = 6,625,125,965,773.26/2,928,484.64
  6. Step 6: Final answer
    x = 2,262,305.18

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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.