Home / 1,315,226.80-1,973,037.30-557,066.80

Finding the Fourth Proportional to 1,315,226.80, 1,973,037.30 and 557,066.80

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Solution

The fourth proportional to 1,315,226.80, 1,973,037.30 and 557,066.80 is: 835,683.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,226.80 : 1,973,037.30 = 557,066.80 : x
  2. Step 2: Convert to fraction form
    1,315,226.80/1,973,037.30 = 557,066.80/x
  3. Step 3: Cross multiply
    1,315,226.80x = 1,973,037.30 × 557,066.80
  4. Step 4: Simplify right side
    1,315,226.80x = 1,099,113,574,991.64
  5. Step 5: Solve for x
    x = 1,099,113,574,991.64/1,315,226.80
  6. Step 6: Final answer
    x = 835,683.68

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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.