Home / 4,445,854.32-6,133,021.68-2,811,509.20

Finding the Fourth Proportional to 4,445,854.32, 6,133,021.68 and 2,811,509.20

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Solution

The fourth proportional to 4,445,854.32, 6,133,021.68 and 2,811,509.20 is: 3,878,455.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445,854.32 : 6,133,021.68 = 2,811,509.20 : x
  2. Step 2: Convert to fraction form
    4,445,854.32/6,133,021.68 = 2,811,509.20/x
  3. Step 3: Cross multiply
    4,445,854.32x = 6,133,021.68 × 2,811,509.20
  4. Step 4: Simplify right side
    4,445,854.32x = 17,243,046,877,119.46
  5. Step 5: Solve for x
    x = 17,243,046,877,119.46/4,445,854.32
  6. Step 6: Final answer
    x = 3,878,455.22

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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.