Home / 1,804,723.95-2,490,476.06-988,888.20

Finding the Fourth Proportional to 1,804,723.95, 2,490,476.06 and 988,888.20

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Solution

The fourth proportional to 1,804,723.95, 2,490,476.06 and 988,888.20 is: 1,364,642.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,723.95 : 2,490,476.06 = 988,888.20 : x
  2. Step 2: Convert to fraction form
    1,804,723.95/2,490,476.06 = 988,888.20/x
  3. Step 3: Cross multiply
    1,804,723.95x = 2,490,476.06 × 988,888.20
  4. Step 4: Simplify right side
    1,804,723.95x = 2,462,802,383,172.05
  5. Step 5: Solve for x
    x = 2,462,802,383,172.05/1,804,723.95
  6. Step 6: Final answer
    x = 1,364,642.16

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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.