Home / 1,773,973.80-2,660,442.30-636,604.20

Finding the Fourth Proportional to 1,773,973.80, 2,660,442.30 and 636,604.20

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Solution

The fourth proportional to 1,773,973.80, 2,660,442.30 and 636,604.20 is: 954,720.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773,973.80 : 2,660,442.30 = 636,604.20 : x
  2. Step 2: Convert to fraction form
    1,773,973.80/2,660,442.30 = 636,604.20/x
  3. Step 3: Cross multiply
    1,773,973.80x = 2,660,442.30 × 636,604.20
  4. Step 4: Simplify right side
    1,773,973.80x = 1,693,648,742,037.66
  5. Step 5: Solve for x
    x = 1,693,648,742,037.66/1,773,973.80
  6. Step 6: Final answer
    x = 954,720.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.