Home / 1,094,205.60-1,638,543.60-718,192.80

Finding the Fourth Proportional to 1,094,205.60, 1,638,543.60 and 718,192.80

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Solution

The fourth proportional to 1,094,205.60, 1,638,543.60 and 718,192.80 is: 1,075,474.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,205.60 : 1,638,543.60 = 718,192.80 : x
  2. Step 2: Convert to fraction form
    1,094,205.60/1,638,543.60 = 718,192.80/x
  3. Step 3: Cross multiply
    1,094,205.60x = 1,638,543.60 × 718,192.80
  4. Step 4: Simplify right side
    1,094,205.60x = 1,176,790,216,006.08
  5. Step 5: Solve for x
    x = 1,176,790,216,006.08/1,094,205.60
  6. Step 6: Final answer
    x = 1,075,474.50

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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.