Home / 1,028,155.86-1,418,808.42-569,237.94

Finding the Fourth Proportional to 1,028,155.86, 1,418,808.42 and 569,237.94

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Solution

The fourth proportional to 1,028,155.86, 1,418,808.42 and 569,237.94 is: 785,522.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,155.86 : 1,418,808.42 = 569,237.94 : x
  2. Step 2: Convert to fraction form
    1,028,155.86/1,418,808.42 = 569,237.94/x
  3. Step 3: Cross multiply
    1,028,155.86x = 1,418,808.42 × 569,237.94
  4. Step 4: Simplify right side
    1,028,155.86x = 807,639,582,255.46
  5. Step 5: Solve for x
    x = 807,639,582,255.46/1,028,155.86
  6. Step 6: Final answer
    x = 785,522.52

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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.