Home / 3,123,659.16-4,686,210.48-1,326,601.26

Finding the Fourth Proportional to 3,123,659.16, 4,686,210.48 and 1,326,601.26

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Solution

The fourth proportional to 3,123,659.16, 4,686,210.48 and 1,326,601.26 is: 1,990,208.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,659.16 : 4,686,210.48 = 1,326,601.26 : x
  2. Step 2: Convert to fraction form
    3,123,659.16/4,686,210.48 = 1,326,601.26/x
  3. Step 3: Cross multiply
    3,123,659.16x = 4,686,210.48 × 1,326,601.26
  4. Step 4: Simplify right side
    3,123,659.16x = 6,216,732,727,393.21
  5. Step 5: Solve for x
    x = 6,216,732,727,393.21/3,123,659.16
  6. Step 6: Final answer
    x = 1,990,208.41

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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.