Home / 2,389,417.60-3,297,396.32-1,316,329.60

Finding the Fourth Proportional to 2,389,417.60, 3,297,396.32 and 1,316,329.60

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Solution

The fourth proportional to 2,389,417.60, 3,297,396.32 and 1,316,329.60 is: 1,816,534.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389,417.60 : 3,297,396.32 = 1,316,329.60 : x
  2. Step 2: Convert to fraction form
    2,389,417.60/3,297,396.32 = 1,316,329.60/x
  3. Step 3: Cross multiply
    2,389,417.60x = 3,297,396.32 × 1,316,329.60
  4. Step 4: Simplify right side
    2,389,417.60x = 4,340,460,378,947.07
  5. Step 5: Solve for x
    x = 4,340,460,378,947.07/2,389,417.60
  6. Step 6: Final answer
    x = 1,816,534.87

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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.