Home / 1,335,408.12-1,842,860.70-723,577.46

Finding the Fourth Proportional to 1,335,408.12, 1,842,860.70 and 723,577.46

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Solution

The fourth proportional to 1,335,408.12, 1,842,860.70 and 723,577.46 is: 998,535.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,408.12 : 1,842,860.70 = 723,577.46 : x
  2. Step 2: Convert to fraction form
    1,335,408.12/1,842,860.70 = 723,577.46/x
  3. Step 3: Cross multiply
    1,335,408.12x = 1,842,860.70 × 723,577.46
  4. Step 4: Simplify right side
    1,335,408.12x = 1,333,452,455,225.52
  5. Step 5: Solve for x
    x = 1,333,452,455,225.52/1,335,408.12
  6. Step 6: Final answer
    x = 998,535.53

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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.