Home / 2,853,676.16-3,937,968.54-1,564,488.32

Finding the Fourth Proportional to 2,853,676.16, 3,937,968.54 and 1,564,488.32

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Solution

The fourth proportional to 2,853,676.16, 3,937,968.54 and 1,564,488.32 is: 2,158,936.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853,676.16 : 3,937,968.54 = 1,564,488.32 : x
  2. Step 2: Convert to fraction form
    2,853,676.16/3,937,968.54 = 1,564,488.32/x
  3. Step 3: Cross multiply
    2,853,676.16x = 3,937,968.54 × 1,564,488.32
  4. Step 4: Simplify right side
    2,853,676.16x = 6,160,905,785,357.45
  5. Step 5: Solve for x
    x = 6,160,905,785,357.45/2,853,676.16
  6. Step 6: Final answer
    x = 2,158,936.56

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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.