Home / 1,804,852.77-2,490,460.02-1,079,435.80

Finding the Fourth Proportional to 1,804,852.77, 2,490,460.02 and 1,079,435.80

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Solution

The fourth proportional to 1,804,852.77, 2,490,460.02 and 1,079,435.80 is: 1,489,479.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,852.77 : 2,490,460.02 = 1,079,435.80 : x
  2. Step 2: Convert to fraction form
    1,804,852.77/2,490,460.02 = 1,079,435.80/x
  3. Step 3: Cross multiply
    1,804,852.77x = 2,490,460.02 × 1,079,435.80
  4. Step 4: Simplify right side
    1,804,852.77x = 2,688,291,707,169.79
  5. Step 5: Solve for x
    x = 2,688,291,707,169.79/1,804,852.77
  6. Step 6: Final answer
    x = 1,489,479.78

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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.