Home / 1,417.24-2,124.06-1,070.20

Finding the Fourth Proportional to 1,417.24, 2,124.06 and 1,070.20

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Solution

The fourth proportional to 1,417.24, 2,124.06 and 1,070.20 is: 1,603.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417.24 : 2,124.06 = 1,070.20 : x
  2. Step 2: Convert to fraction form
    1,417.24/2,124.06 = 1,070.20/x
  3. Step 3: Cross multiply
    1,417.24x = 2,124.06 × 1,070.20
  4. Step 4: Simplify right side
    1,417.24x = 2,273,169.01
  5. Step 5: Solve for x
    x = 2,273,169.01/1,417.24
  6. Step 6: Final answer
    x = 1,603.94

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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.