Home / 1,804,616.69-2,490,376.61-988,821.95

Finding the Fourth Proportional to 1,804,616.69, 2,490,376.61 and 988,821.95

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Solution

The fourth proportional to 1,804,616.69, 2,490,376.61 and 988,821.95 is: 1,364,577.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,616.69 : 2,490,376.61 = 988,821.95 : x
  2. Step 2: Convert to fraction form
    1,804,616.69/2,490,376.61 = 988,821.95/x
  3. Step 3: Cross multiply
    1,804,616.69x = 2,490,376.61 × 988,821.95
  4. Step 4: Simplify right side
    1,804,616.69x = 2,462,539,064,432.59
  5. Step 5: Solve for x
    x = 2,462,539,064,432.59/1,804,616.69
  6. Step 6: Final answer
    x = 1,364,577.35

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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.