Home / 1,117,849-1,542,631.80-608,555.20

Finding the Fourth Proportional to 1,117,849, 1,542,631.80 and 608,555.20

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Solution

The fourth proportional to 1,117,849, 1,542,631.80 and 608,555.20 is: 839,806.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,849 : 1,542,631.80 = 608,555.20 : x
  2. Step 2: Convert to fraction form
    1,117,849/1,542,631.80 = 608,555.20/x
  3. Step 3: Cross multiply
    1,117,849x = 1,542,631.80 × 608,555.20
  4. Step 4: Simplify right side
    1,117,849x = 938,776,603,575.36
  5. Step 5: Solve for x
    x = 938,776,603,575.36/1,117,849
  6. Step 6: Final answer
    x = 839,806.27

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1.5x scale

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.