Home / 1,822,264.80-2,515,211.82-1,047,980.28

Finding the Fourth Proportional to 1,822,264.80, 2,515,211.82 and 1,047,980.28

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Solution

The fourth proportional to 1,822,264.80, 2,515,211.82 and 1,047,980.28 is: 1,446,492.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822,264.80 : 2,515,211.82 = 1,047,980.28 : x
  2. Step 2: Convert to fraction form
    1,822,264.80/2,515,211.82 = 1,047,980.28/x
  3. Step 3: Cross multiply
    1,822,264.80x = 2,515,211.82 × 1,047,980.28
  4. Step 4: Simplify right side
    1,822,264.80x = 2,635,892,387,382.91
  5. Step 5: Solve for x
    x = 2,635,892,387,382.91/1,822,264.80
  6. Step 6: Final answer
    x = 1,446,492.51

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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.