Home / 1,578,362.68-2,177,607.54-898,818.04

Finding the Fourth Proportional to 1,578,362.68, 2,177,607.54 and 898,818.04

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Solution

The fourth proportional to 1,578,362.68, 2,177,607.54 and 898,818.04 is: 1,240,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,362.68 : 2,177,607.54 = 898,818.04 : x
  2. Step 2: Convert to fraction form
    1,578,362.68/2,177,607.54 = 898,818.04/x
  3. Step 3: Cross multiply
    1,578,362.68x = 2,177,607.54 × 898,818.04
  4. Step 4: Simplify right side
    1,578,362.68x = 1,957,272,940,992.02
  5. Step 5: Solve for x
    x = 1,957,272,940,992.02/1,578,362.68
  6. Step 6: Final answer
    x = 1,240,065.40

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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.