Home / 1,338,362.55-2,007,545.04-1,101,206.70

Finding the Fourth Proportional to 1,338,362.55, 2,007,545.04 and 1,101,206.70

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Solution

The fourth proportional to 1,338,362.55, 2,007,545.04 and 1,101,206.70 is: 1,651,811.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,362.55 : 2,007,545.04 = 1,101,206.70 : x
  2. Step 2: Convert to fraction form
    1,338,362.55/2,007,545.04 = 1,101,206.70/x
  3. Step 3: Cross multiply
    1,338,362.55x = 2,007,545.04 × 1,101,206.70
  4. Step 4: Simplify right side
    1,338,362.55x = 2,210,722,048,599.77
  5. Step 5: Solve for x
    x = 2,210,722,048,599.77/1,338,362.55
  6. Step 6: Final answer
    x = 1,651,811.05

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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.