Home / 1,529,256.64-2,110,427.22-840,956.72

Finding the Fourth Proportional to 1,529,256.64, 2,110,427.22 and 840,956.72

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Solution

The fourth proportional to 1,529,256.64, 2,110,427.22 and 840,956.72 is: 1,160,549.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,256.64 : 2,110,427.22 = 840,956.72 : x
  2. Step 2: Convert to fraction form
    1,529,256.64/2,110,427.22 = 840,956.72/x
  3. Step 3: Cross multiply
    1,529,256.64x = 2,110,427.22 × 840,956.72
  4. Step 4: Simplify right side
    1,529,256.64x = 1,774,777,952,729.92
  5. Step 5: Solve for x
    x = 1,774,777,952,729.92/1,529,256.64
  6. Step 6: Final answer
    x = 1,160,549.45

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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.