Home / 1,366,130.40-1,886,933.91-1,023,498.60

Finding the Fourth Proportional to 1,366,130.40, 1,886,933.91 and 1,023,498.60

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Solution

The fourth proportional to 1,366,130.40, 1,886,933.91 and 1,023,498.60 is: 1,413,682.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,130.40 : 1,886,933.91 = 1,023,498.60 : x
  2. Step 2: Convert to fraction form
    1,366,130.40/1,886,933.91 = 1,023,498.60/x
  3. Step 3: Cross multiply
    1,366,130.40x = 1,886,933.91 × 1,023,498.60
  4. Step 4: Simplify right side
    1,366,130.40x = 1,931,274,215,177.53
  5. Step 5: Solve for x
    x = 1,931,274,215,177.53/1,366,130.40
  6. Step 6: Final answer
    x = 1,413,682.19

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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.