Home / 1,048,373.65-1,570,255.41-866,396.62

Finding the Fourth Proportional to 1,048,373.65, 1,570,255.41 and 866,396.62

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Solution

The fourth proportional to 1,048,373.65, 1,570,255.41 and 866,396.62 is: 1,297,689.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,373.65 : 1,570,255.41 = 866,396.62 : x
  2. Step 2: Convert to fraction form
    1,048,373.65/1,570,255.41 = 866,396.62/x
  3. Step 3: Cross multiply
    1,048,373.65x = 1,570,255.41 × 866,396.62
  4. Step 4: Simplify right side
    1,048,373.65x = 1,360,463,982,192.93
  5. Step 5: Solve for x
    x = 1,360,463,982,192.93/1,048,373.65
  6. Step 6: Final answer
    x = 1,297,689.98

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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.