Home / 1,804,817.61-2,490,648.71-1,079,695.53

Finding the Fourth Proportional to 1,804,817.61, 2,490,648.71 and 1,079,695.53

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Solution

The fourth proportional to 1,804,817.61, 2,490,648.71 and 1,079,695.53 is: 1,489,980.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,817.61 : 2,490,648.71 = 1,079,695.53 : x
  2. Step 2: Convert to fraction form
    1,804,817.61/2,490,648.71 = 1,079,695.53/x
  3. Step 3: Cross multiply
    1,804,817.61x = 2,490,648.71 × 1,079,695.53
  4. Step 4: Simplify right side
    1,804,817.61x = 2,689,142,273,588.79
  5. Step 5: Solve for x
    x = 2,689,142,273,588.79/1,804,817.61
  6. Step 6: Final answer
    x = 1,489,980.07

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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.