Home / 2,240,199.42-3,091,423.88-1,369,030.70

Finding the Fourth Proportional to 2,240,199.42, 3,091,423.88 and 1,369,030.70

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Solution

The fourth proportional to 2,240,199.42, 3,091,423.88 and 1,369,030.70 is: 1,889,230.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240,199.42 : 3,091,423.88 = 1,369,030.70 : x
  2. Step 2: Convert to fraction form
    2,240,199.42/3,091,423.88 = 1,369,030.70/x
  3. Step 3: Cross multiply
    2,240,199.42x = 3,091,423.88 × 1,369,030.70
  4. Step 4: Simplify right side
    2,240,199.42x = 4,232,254,176,130.84
  5. Step 5: Solve for x
    x = 4,232,254,176,130.84/2,240,199.42
  6. Step 6: Final answer
    x = 1,889,230.99

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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.