Home / 2,864,208.64-3,952,710.48-1,575,148.72

Finding the Fourth Proportional to 2,864,208.64, 3,952,710.48 and 1,575,148.72

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Solution

The fourth proportional to 2,864,208.64, 3,952,710.48 and 1,575,148.72 is: 2,173,761.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,864,208.64 : 3,952,710.48 = 1,575,148.72 : x
  2. Step 2: Convert to fraction form
    2,864,208.64/3,952,710.48 = 1,575,148.72/x
  3. Step 3: Cross multiply
    2,864,208.64x = 3,952,710.48 × 1,575,148.72
  4. Step 4: Simplify right side
    2,864,208.64x = 6,226,106,853,102.59
  5. Step 5: Solve for x
    x = 6,226,106,853,102.59/2,864,208.64
  6. Step 6: Final answer
    x = 2,173,761.63

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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.