Home / 1,918,341.17-2,647,310.42-1,058,901.20

Finding the Fourth Proportional to 1,918,341.17, 2,647,310.42 and 1,058,901.20

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Solution

The fourth proportional to 1,918,341.17, 2,647,310.42 and 1,058,901.20 is: 1,461,283.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,341.17 : 2,647,310.42 = 1,058,901.20 : x
  2. Step 2: Convert to fraction form
    1,918,341.17/2,647,310.42 = 1,058,901.20/x
  3. Step 3: Cross multiply
    1,918,341.17x = 2,647,310.42 × 1,058,901.20
  4. Step 4: Simplify right side
    1,918,341.17x = 2,803,240,191,761.58
  5. Step 5: Solve for x
    x = 2,803,240,191,761.58/1,918,341.17
  6. Step 6: Final answer
    x = 1,461,283.44

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.