Home / 4,429,745.28-6,634,967.04-2,911,714.56

Finding the Fourth Proportional to 4,429,745.28, 6,634,967.04 and 2,911,714.56

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Solution

The fourth proportional to 4,429,745.28, 6,634,967.04 and 2,911,714.56 is: 4,361,228.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429,745.28 : 6,634,967.04 = 2,911,714.56 : x
  2. Step 2: Convert to fraction form
    4,429,745.28/6,634,967.04 = 2,911,714.56/x
  3. Step 3: Cross multiply
    4,429,745.28x = 6,634,967.04 × 2,911,714.56
  4. Step 4: Simplify right side
    4,429,745.28x = 19,319,130,135,488.10
  5. Step 5: Solve for x
    x = 19,319,130,135,488.10/4,429,745.28
  6. Step 6: Final answer
    x = 4,361,228.22

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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.