Home / 4,889,876.40-6,748,731.18-2,929,831.83

Finding the Fourth Proportional to 4,889,876.40, 6,748,731.18 and 2,929,831.83

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Solution

The fourth proportional to 4,889,876.40, 6,748,731.18 and 2,929,831.83 is: 4,043,588.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889,876.40 : 6,748,731.18 = 2,929,831.83 : x
  2. Step 2: Convert to fraction form
    4,889,876.40/6,748,731.18 = 2,929,831.83/x
  3. Step 3: Cross multiply
    4,889,876.40x = 6,748,731.18 × 2,929,831.83
  4. Step 4: Simplify right side
    4,889,876.40x = 19,772,647,423,277.46
  5. Step 5: Solve for x
    x = 19,772,647,423,277.46/4,889,876.40
  6. Step 6: Final answer
    x = 4,043,588.39

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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.