Home / 1,637,590-2,455,384.44-784,922.56

Finding the Fourth Proportional to 1,637,590, 2,455,384.44 and 784,922.56

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Solution

The fourth proportional to 1,637,590, 2,455,384.44 and 784,922.56 is: 1,176,904.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,637,590 : 2,455,384.44 = 784,922.56 : x
  2. Step 2: Convert to fraction form
    1,637,590/2,455,384.44 = 784,922.56/x
  3. Step 3: Cross multiply
    1,637,590x = 2,455,384.44 × 784,922.56
  4. Step 4: Simplify right side
    1,637,590x = 1,927,286,640,428.97
  5. Step 5: Solve for x
    x = 1,927,286,640,428.97/1,637,590
  6. Step 6: Final answer
    x = 1,176,904.26

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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.