Home / 1,473,333.36-2,211,181.02-763,564.32

Finding the Fourth Proportional to 1,473,333.36, 2,211,181.02 and 763,564.32

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Solution

The fourth proportional to 1,473,333.36, 2,211,181.02 and 763,564.32 is: 1,145,958.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,333.36 : 2,211,181.02 = 763,564.32 : x
  2. Step 2: Convert to fraction form
    1,473,333.36/2,211,181.02 = 763,564.32/x
  3. Step 3: Cross multiply
    1,473,333.36x = 2,211,181.02 × 763,564.32
  4. Step 4: Simplify right side
    1,473,333.36x = 1,688,378,931,933.21
  5. Step 5: Solve for x
    x = 1,688,378,931,933.21/1,473,333.36
  6. Step 6: Final answer
    x = 1,145,958.53

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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.