Home / 1,314,057.94-1,813,402.69-710,445.94

Finding the Fourth Proportional to 1,314,057.94, 1,813,402.69 and 710,445.94

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Solution

The fourth proportional to 1,314,057.94, 1,813,402.69 and 710,445.94 is: 980,416.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,057.94 : 1,813,402.69 = 710,445.94 : x
  2. Step 2: Convert to fraction form
    1,314,057.94/1,813,402.69 = 710,445.94/x
  3. Step 3: Cross multiply
    1,314,057.94x = 1,813,402.69 × 710,445.94
  4. Step 4: Simplify right side
    1,314,057.94x = 1,288,324,572,385.96
  5. Step 5: Solve for x
    x = 1,288,324,572,385.96/1,314,057.94
  6. Step 6: Final answer
    x = 980,416.87

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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.