Home / 1,624,309.40-2,436,617.70-442,357.40

Finding the Fourth Proportional to 1,624,309.40, 2,436,617.70 and 442,357.40

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Solution

The fourth proportional to 1,624,309.40, 2,436,617.70 and 442,357.40 is: 663,577.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624,309.40 : 2,436,617.70 = 442,357.40 : x
  2. Step 2: Convert to fraction form
    1,624,309.40/2,436,617.70 = 442,357.40/x
  3. Step 3: Cross multiply
    1,624,309.40x = 2,436,617.70 × 442,357.40
  4. Step 4: Simplify right side
    1,624,309.40x = 1,077,855,870,565.98
  5. Step 5: Solve for x
    x = 1,077,855,870,565.98/1,624,309.40
  6. Step 6: Final answer
    x = 663,577.93

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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.