Home / 1,657,676.80-2,287,544.45-1,004,689.18

Finding the Fourth Proportional to 1,657,676.80, 2,287,544.45 and 1,004,689.18

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Solution

The fourth proportional to 1,657,676.80, 2,287,544.45 and 1,004,689.18 is: 1,386,441.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,676.80 : 2,287,544.45 = 1,004,689.18 : x
  2. Step 2: Convert to fraction form
    1,657,676.80/2,287,544.45 = 1,004,689.18/x
  3. Step 3: Cross multiply
    1,657,676.80x = 2,287,544.45 × 1,004,689.18
  4. Step 4: Simplify right side
    1,657,676.80x = 2,298,271,146,941.74
  5. Step 5: Solve for x
    x = 2,298,271,146,941.74/1,657,676.80
  6. Step 6: Final answer
    x = 1,386,441.04

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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.