Home / 1,299,527.55-1,949,142.18-340,076.07

Finding the Fourth Proportional to 1,299,527.55, 1,949,142.18 and 340,076.07

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Solution

The fourth proportional to 1,299,527.55, 1,949,142.18 and 340,076.07 is: 510,075.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,527.55 : 1,949,142.18 = 340,076.07 : x
  2. Step 2: Convert to fraction form
    1,299,527.55/1,949,142.18 = 340,076.07/x
  3. Step 3: Cross multiply
    1,299,527.55x = 1,949,142.18 × 340,076.07
  4. Step 4: Simplify right side
    1,299,527.55x = 662,856,613,720.92
  5. Step 5: Solve for x
    x = 662,856,613,720.92/1,299,527.55
  6. Step 6: Final answer
    x = 510,075.08

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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.