Home / 3,286,603.40-4,535,747.39-1,816,480.36

Finding the Fourth Proportional to 3,286,603.40, 4,535,747.39 and 1,816,480.36

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Solution

The fourth proportional to 3,286,603.40, 4,535,747.39 and 1,816,480.36 is: 2,506,872.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,603.40 : 4,535,747.39 = 1,816,480.36 : x
  2. Step 2: Convert to fraction form
    3,286,603.40/4,535,747.39 = 1,816,480.36/x
  3. Step 3: Cross multiply
    3,286,603.40x = 4,535,747.39 × 1,816,480.36
  4. Step 4: Simplify right side
    3,286,603.40x = 8,239,096,020,095.12
  5. Step 5: Solve for x
    x = 8,239,096,020,095.12/3,286,603.40
  6. Step 6: Final answer
    x = 2,506,872.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.