Home / 1,018,037.19-1,527,252.62-386,901.80

Finding the Fourth Proportional to 1,018,037.19, 1,527,252.62 and 386,901.80

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Solution

The fourth proportional to 1,018,037.19, 1,527,252.62 and 386,901.80 is: 580,427.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,037.19 : 1,527,252.62 = 386,901.80 : x
  2. Step 2: Convert to fraction form
    1,018,037.19/1,527,252.62 = 386,901.80/x
  3. Step 3: Cross multiply
    1,018,037.19x = 1,527,252.62 × 386,901.80
  4. Step 4: Simplify right side
    1,018,037.19x = 590,896,787,732.72
  5. Step 5: Solve for x
    x = 590,896,787,732.72/1,018,037.19
  6. Step 6: Final answer
    x = 580,427.51

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Double scale
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1.5x scale

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.