Home / 2,672,631.84-3,688,631.28-2,103,951.36

Finding the Fourth Proportional to 2,672,631.84, 3,688,631.28 and 2,103,951.36

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Solution

The fourth proportional to 2,672,631.84, 3,688,631.28 and 2,103,951.36 is: 2,903,767.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,631.84 : 3,688,631.28 = 2,103,951.36 : x
  2. Step 2: Convert to fraction form
    2,672,631.84/3,688,631.28 = 2,103,951.36/x
  3. Step 3: Cross multiply
    2,672,631.84x = 3,688,631.28 × 2,103,951.36
  4. Step 4: Simplify right side
    2,672,631.84x = 7,760,700,798,094.54
  5. Step 5: Solve for x
    x = 7,760,700,798,094.54/2,672,631.84
  6. Step 6: Final answer
    x = 2,903,767.25

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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.