Home / 2,164,739.10-2,984,895.30-1,619,126.34

Finding the Fourth Proportional to 2,164,739.10, 2,984,895.30 and 1,619,126.34

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Solution

The fourth proportional to 2,164,739.10, 2,984,895.30 and 1,619,126.34 is: 2,232,565.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164,739.10 : 2,984,895.30 = 1,619,126.34 : x
  2. Step 2: Convert to fraction form
    2,164,739.10/2,984,895.30 = 1,619,126.34/x
  3. Step 3: Cross multiply
    2,164,739.10x = 2,984,895.30 × 1,619,126.34
  4. Step 4: Simplify right side
    2,164,739.10x = 4,832,922,602,372.20
  5. Step 5: Solve for x
    x = 4,832,922,602,372.20/2,164,739.10
  6. Step 6: Final answer
    x = 2,232,565.86

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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.