Home / 1,154,508.19-1,593,270.51-645,210.56

Finding the Fourth Proportional to 1,154,508.19, 1,593,270.51 and 645,210.56

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Solution

The fourth proportional to 1,154,508.19, 1,593,270.51 and 645,210.56 is: 890,418.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,508.19 : 1,593,270.51 = 645,210.56 : x
  2. Step 2: Convert to fraction form
    1,154,508.19/1,593,270.51 = 645,210.56/x
  3. Step 3: Cross multiply
    1,154,508.19x = 1,593,270.51 × 645,210.56
  4. Step 4: Simplify right side
    1,154,508.19x = 1,027,994,959,552.22
  5. Step 5: Solve for x
    x = 1,027,994,959,552.22/1,154,508.19
  6. Step 6: Final answer
    x = 890,418.08

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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.