Home / 1,760,285.17-2,640,427.80-961,130.77

Finding the Fourth Proportional to 1,760,285.17, 2,640,427.80 and 961,130.77

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Solution

The fourth proportional to 1,760,285.17, 2,640,427.80 and 961,130.77 is: 1,441,696.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,285.17 : 2,640,427.80 = 961,130.77 : x
  2. Step 2: Convert to fraction form
    1,760,285.17/2,640,427.80 = 961,130.77/x
  3. Step 3: Cross multiply
    1,760,285.17x = 2,640,427.80 × 961,130.77
  4. Step 4: Simplify right side
    1,760,285.17x = 2,537,796,404,543.41
  5. Step 5: Solve for x
    x = 2,537,796,404,543.41/1,760,285.17
  6. Step 6: Final answer
    x = 1,441,696.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.