Home / 1,234,492.68-1,702,914.02-718,188.60

Finding the Fourth Proportional to 1,234,492.68, 1,702,914.02 and 718,188.60

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Solution

The fourth proportional to 1,234,492.68, 1,702,914.02 and 718,188.60 is: 990,701.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,492.68 : 1,702,914.02 = 718,188.60 : x
  2. Step 2: Convert to fraction form
    1,234,492.68/1,702,914.02 = 718,188.60/x
  3. Step 3: Cross multiply
    1,234,492.68x = 1,702,914.02 × 718,188.60
  4. Step 4: Simplify right side
    1,234,492.68x = 1,223,013,435,944.17
  5. Step 5: Solve for x
    x = 1,223,013,435,944.17/1,234,492.68
  6. Step 6: Final answer
    x = 990,701.25

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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.