Home / 2,127,966.49-3,184,460.47-1,329,624.01

Finding the Fourth Proportional to 2,127,966.49, 3,184,460.47 and 1,329,624.01

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Solution

The fourth proportional to 2,127,966.49, 3,184,460.47 and 1,329,624.01 is: 1,989,756.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,966.49 : 3,184,460.47 = 1,329,624.01 : x
  2. Step 2: Convert to fraction form
    2,127,966.49/3,184,460.47 = 1,329,624.01/x
  3. Step 3: Cross multiply
    2,127,966.49x = 3,184,460.47 × 1,329,624.01
  4. Step 4: Simplify right side
    2,127,966.49x = 4,234,135,099,807.89
  5. Step 5: Solve for x
    x = 4,234,135,099,807.89/2,127,966.49
  6. Step 6: Final answer
    x = 1,989,756.47

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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.