Home / 2,545,592.16-3,512,916.42-1,399,746.72

Finding the Fourth Proportional to 2,545,592.16, 3,512,916.42 and 1,399,746.72

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Solution

The fourth proportional to 2,545,592.16, 3,512,916.42 and 1,399,746.72 is: 1,931,650.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545,592.16 : 3,512,916.42 = 1,399,746.72 : x
  2. Step 2: Convert to fraction form
    2,545,592.16/3,512,916.42 = 1,399,746.72/x
  3. Step 3: Cross multiply
    2,545,592.16x = 3,512,916.42 × 1,399,746.72
  4. Step 4: Simplify right side
    2,545,592.16x = 4,917,193,236,529.14
  5. Step 5: Solve for x
    x = 4,917,193,236,529.14/2,545,592.16
  6. Step 6: Final answer
    x = 1,931,650.06

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1.5x scale

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.