Home / 1,534,767.12-2,118,012.84-846,459.90

Finding the Fourth Proportional to 1,534,767.12, 2,118,012.84 and 846,459.90

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Solution

The fourth proportional to 1,534,767.12, 2,118,012.84 and 846,459.90 is: 1,168,133.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534,767.12 : 2,118,012.84 = 846,459.90 : x
  2. Step 2: Convert to fraction form
    1,534,767.12/2,118,012.84 = 846,459.90/x
  3. Step 3: Cross multiply
    1,534,767.12x = 2,118,012.84 × 846,459.90
  4. Step 4: Simplify right side
    1,534,767.12x = 1,792,812,936,745.12
  5. Step 5: Solve for x
    x = 1,792,812,936,745.12/1,534,767.12
  6. Step 6: Final answer
    x = 1,168,133.53

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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.