Home / 1,681,378.12-2,320,353.08-956,330.31

Finding the Fourth Proportional to 1,681,378.12, 2,320,353.08 and 956,330.31

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Solution

The fourth proportional to 1,681,378.12, 2,320,353.08 and 956,330.31 is: 1,319,765.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,378.12 : 2,320,353.08 = 956,330.31 : x
  2. Step 2: Convert to fraction form
    1,681,378.12/2,320,353.08 = 956,330.31/x
  3. Step 3: Cross multiply
    1,681,378.12x = 2,320,353.08 × 956,330.31
  4. Step 4: Simplify right side
    1,681,378.12x = 2,219,023,993,191.12
  5. Step 5: Solve for x
    x = 2,219,023,993,191.12/1,681,378.12
  6. Step 6: Final answer
    x = 1,319,765.00

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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.