Home / 1,018,509.84-1,533,858.03-927,709.71

Finding the Fourth Proportional to 1,018,509.84, 1,533,858.03 and 927,709.71

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Solution

The fourth proportional to 1,018,509.84, 1,533,858.03 and 927,709.71 is: 1,397,114.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,509.84 : 1,533,858.03 = 927,709.71 : x
  2. Step 2: Convert to fraction form
    1,018,509.84/1,533,858.03 = 927,709.71/x
  3. Step 3: Cross multiply
    1,018,509.84x = 1,533,858.03 × 927,709.71
  4. Step 4: Simplify right side
    1,018,509.84x = 1,422,974,988,192.47
  5. Step 5: Solve for x
    x = 1,422,974,988,192.47/1,018,509.84
  6. Step 6: Final answer
    x = 1,397,114.62

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.