Home / 2,018,601.48-2,785,886.10-1,234,127.70

Finding the Fourth Proportional to 2,018,601.48, 2,785,886.10 and 1,234,127.70

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Solution

The fourth proportional to 2,018,601.48, 2,785,886.10 and 1,234,127.70 is: 1,703,228.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,601.48 : 2,785,886.10 = 1,234,127.70 : x
  2. Step 2: Convert to fraction form
    2,018,601.48/2,785,886.10 = 1,234,127.70/x
  3. Step 3: Cross multiply
    2,018,601.48x = 2,785,886.10 × 1,234,127.70
  4. Step 4: Simplify right side
    2,018,601.48x = 3,438,139,205,054.97
  5. Step 5: Solve for x
    x = 3,438,139,205,054.97/2,018,601.48
  6. Step 6: Final answer
    x = 1,703,228.32

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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.