Home / 1,209,095.70-1,813,643.55-1,022,471.70

Finding the Fourth Proportional to 1,209,095.70, 1,813,643.55 and 1,022,471.70

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Solution

The fourth proportional to 1,209,095.70, 1,813,643.55 and 1,022,471.70 is: 1,533,707.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,095.70 : 1,813,643.55 = 1,022,471.70 : x
  2. Step 2: Convert to fraction form
    1,209,095.70/1,813,643.55 = 1,022,471.70/x
  3. Step 3: Cross multiply
    1,209,095.70x = 1,813,643.55 × 1,022,471.70
  4. Step 4: Simplify right side
    1,209,095.70x = 1,854,399,203,762.54
  5. Step 5: Solve for x
    x = 1,854,399,203,762.54/1,209,095.70
  6. Step 6: Final answer
    x = 1,533,707.55

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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.