Home / 3,020,784.09-4,168,682.19-1,644,133.20

Finding the Fourth Proportional to 3,020,784.09, 4,168,682.19 and 1,644,133.20

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Solution

The fourth proportional to 3,020,784.09, 4,168,682.19 and 1,644,133.20 is: 2,268,903.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,784.09 : 4,168,682.19 = 1,644,133.20 : x
  2. Step 2: Convert to fraction form
    3,020,784.09/4,168,682.19 = 1,644,133.20/x
  3. Step 3: Cross multiply
    3,020,784.09x = 4,168,682.19 × 1,644,133.20
  4. Step 4: Simplify right side
    3,020,784.09x = 6,853,868,788,827.71
  5. Step 5: Solve for x
    x = 6,853,868,788,827.71/3,020,784.09
  6. Step 6: Final answer
    x = 2,268,903.90

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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.