Home / 1,334,804.42-1,842,018.94-722,942.98

Finding the Fourth Proportional to 1,334,804.42, 1,842,018.94 and 722,942.98

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Solution

The fourth proportional to 1,334,804.42, 1,842,018.94 and 722,942.98 is: 997,655.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,804.42 : 1,842,018.94 = 722,942.98 : x
  2. Step 2: Convert to fraction form
    1,334,804.42/1,842,018.94 = 722,942.98/x
  3. Step 3: Cross multiply
    1,334,804.42x = 1,842,018.94 × 722,942.98
  4. Step 4: Simplify right side
    1,334,804.42x = 1,331,674,657,094.99
  5. Step 5: Solve for x
    x = 1,331,674,657,094.99/1,334,804.42
  6. Step 6: Final answer
    x = 997,655.26

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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.