Home / 1,055,524-1,456,715.28-578,688.16

Finding the Fourth Proportional to 1,055,524, 1,456,715.28 and 578,688.16

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Solution

The fourth proportional to 1,055,524, 1,456,715.28 and 578,688.16 is: 798,640.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,524 : 1,456,715.28 = 578,688.16 : x
  2. Step 2: Convert to fraction form
    1,055,524/1,456,715.28 = 578,688.16/x
  3. Step 3: Cross multiply
    1,055,524x = 1,456,715.28 × 578,688.16
  4. Step 4: Simplify right side
    1,055,524x = 842,983,885,027.09
  5. Step 5: Solve for x
    x = 842,983,885,027.09/1,055,524
  6. Step 6: Final answer
    x = 798,640.19

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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.