Home / 1,314,049.12-1,813,392-710,441.44

Finding the Fourth Proportional to 1,314,049.12, 1,813,392 and 710,441.44

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Solution

The fourth proportional to 1,314,049.12, 1,813,392 and 710,441.44 is: 980,411.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,049.12 : 1,813,392 = 710,441.44 : x
  2. Step 2: Convert to fraction form
    1,314,049.12/1,813,392 = 710,441.44/x
  3. Step 3: Cross multiply
    1,314,049.12x = 1,813,392 × 710,441.44
  4. Step 4: Simplify right side
    1,314,049.12x = 1,288,308,823,764.48
  5. Step 5: Solve for x
    x = 1,288,308,823,764.48/1,314,049.12
  6. Step 6: Final answer
    x = 980,411.47

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1.5x scale

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.