Home / 5,075,854.40-7,004,935.68-2,784,228.32

Finding the Fourth Proportional to 5,075,854.40, 7,004,935.68 and 2,784,228.32

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Solution

The fourth proportional to 5,075,854.40, 7,004,935.68 and 2,784,228.32 is: 3,842,375.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075,854.40 : 7,004,935.68 = 2,784,228.32 : x
  2. Step 2: Convert to fraction form
    5,075,854.40/7,004,935.68 = 2,784,228.32/x
  3. Step 3: Cross multiply
    5,075,854.40x = 7,004,935.68 × 2,784,228.32
  4. Step 4: Simplify right side
    5,075,854.40x = 19,503,340,300,034.46
  5. Step 5: Solve for x
    x = 19,503,340,300,034.46/5,075,854.40
  6. Step 6: Final answer
    x = 3,842,375.84

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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.