Home / 2,784,235.40-4,168,058.70-1,661,726.60

Finding the Fourth Proportional to 2,784,235.40, 4,168,058.70 and 1,661,726.60

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Solution

The fourth proportional to 2,784,235.40, 4,168,058.70 and 1,661,726.60 is: 2,487,639.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,235.40 : 4,168,058.70 = 1,661,726.60 : x
  2. Step 2: Convert to fraction form
    2,784,235.40/4,168,058.70 = 1,661,726.60/x
  3. Step 3: Cross multiply
    2,784,235.40x = 4,168,058.70 × 1,661,726.60
  4. Step 4: Simplify right side
    2,784,235.40x = 6,926,174,012,151.42
  5. Step 5: Solve for x
    x = 6,926,174,012,151.42/2,784,235.40
  6. Step 6: Final answer
    x = 2,487,639.52

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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.