Home / 1,639,506.69-2,262,924.90-1,117,081.58

Finding the Fourth Proportional to 1,639,506.69, 2,262,924.90 and 1,117,081.58

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Solution

The fourth proportional to 1,639,506.69, 2,262,924.90 and 1,117,081.58 is: 1,541,848.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,506.69 : 2,262,924.90 = 1,117,081.58 : x
  2. Step 2: Convert to fraction form
    1,639,506.69/2,262,924.90 = 1,117,081.58/x
  3. Step 3: Cross multiply
    1,639,506.69x = 2,262,924.90 × 1,117,081.58
  4. Step 4: Simplify right side
    1,639,506.69x = 2,527,871,711,398.72
  5. Step 5: Solve for x
    x = 2,527,871,711,398.72/1,639,506.69
  6. Step 6: Final answer
    x = 1,541,848.98

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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.