Home / 1,734,681.40-2,602,475.70-669,758.20

Finding the Fourth Proportional to 1,734,681.40, 2,602,475.70 and 669,758.20

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Solution

The fourth proportional to 1,734,681.40, 2,602,475.70 and 669,758.20 is: 1,004,812.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734,681.40 : 2,602,475.70 = 669,758.20 : x
  2. Step 2: Convert to fraction form
    1,734,681.40/2,602,475.70 = 669,758.20/x
  3. Step 3: Cross multiply
    1,734,681.40x = 2,602,475.70 × 669,758.20
  4. Step 4: Simplify right side
    1,734,681.40x = 1,743,029,440,375.74
  5. Step 5: Solve for x
    x = 1,743,029,440,375.74/1,734,681.40
  6. Step 6: Final answer
    x = 1,004,812.43

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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.