Home / 2,147,736-3,214,594.08-1,578,966.40

Finding the Fourth Proportional to 2,147,736, 3,214,594.08 and 1,578,966.40

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Solution

The fourth proportional to 2,147,736, 3,214,594.08 and 1,578,966.40 is: 2,363,296.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,736 : 3,214,594.08 = 1,578,966.40 : x
  2. Step 2: Convert to fraction form
    2,147,736/3,214,594.08 = 1,578,966.40/x
  3. Step 3: Cross multiply
    2,147,736x = 3,214,594.08 × 1,578,966.40
  4. Step 4: Simplify right side
    2,147,736x = 5,075,736,041,958.91
  5. Step 5: Solve for x
    x = 5,075,736,041,958.91/2,147,736
  6. Step 6: Final answer
    x = 2,363,296.07

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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.