Home / 1,522,060-2,100,417.06-842,981.92

Finding the Fourth Proportional to 1,522,060, 2,100,417.06 and 842,981.92

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Solution

The fourth proportional to 1,522,060, 2,100,417.06 and 842,981.92 is: 1,163,300.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,060 : 2,100,417.06 = 842,981.92 : x
  2. Step 2: Convert to fraction form
    1,522,060/2,100,417.06 = 842,981.92/x
  3. Step 3: Cross multiply
    1,522,060x = 2,100,417.06 × 842,981.92
  4. Step 4: Simplify right side
    1,522,060x = 1,770,613,606,039.56
  5. Step 5: Solve for x
    x = 1,770,613,606,039.56/1,522,060
  6. Step 6: Final answer
    x = 1,163,300.79

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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.