Home / 1,804,361.88-2,490,021.34-977,437.38

Finding the Fourth Proportional to 1,804,361.88, 2,490,021.34 and 977,437.38

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Solution

The fourth proportional to 1,804,361.88, 2,490,021.34 and 977,437.38 is: 1,348,864.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,361.88 : 2,490,021.34 = 977,437.38 : x
  2. Step 2: Convert to fraction form
    1,804,361.88/2,490,021.34 = 977,437.38/x
  3. Step 3: Cross multiply
    1,804,361.88x = 2,490,021.34 × 977,437.38
  4. Step 4: Simplify right side
    1,804,361.88x = 2,433,839,934,713.69
  5. Step 5: Solve for x
    x = 2,433,839,934,713.69/1,804,361.88
  6. Step 6: Final answer
    x = 1,348,864.64

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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.