Home / 1,314,047.56-1,813,385.46-710,435.56

Finding the Fourth Proportional to 1,314,047.56, 1,813,385.46 and 710,435.56

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Solution

The fourth proportional to 1,314,047.56, 1,813,385.46 and 710,435.56 is: 980,400.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,047.56 : 1,813,385.46 = 710,435.56 : x
  2. Step 2: Convert to fraction form
    1,314,047.56/1,813,385.46 = 710,435.56/x
  3. Step 3: Cross multiply
    1,314,047.56x = 1,813,385.46 × 710,435.56
  4. Step 4: Simplify right side
    1,314,047.56x = 1,288,293,514,770.96
  5. Step 5: Solve for x
    x = 1,288,293,514,770.96/1,314,047.56
  6. Step 6: Final answer
    x = 980,400.98

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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.