Home / 1,529,399.71-2,110,529.50-841,071.57

Finding the Fourth Proportional to 1,529,399.71, 2,110,529.50 and 841,071.57

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Solution

The fourth proportional to 1,529,399.71, 2,110,529.50 and 841,071.57 is: 1,160,655.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,399.71 : 2,110,529.50 = 841,071.57 : x
  2. Step 2: Convert to fraction form
    1,529,399.71/2,110,529.50 = 841,071.57/x
  3. Step 3: Cross multiply
    1,529,399.71x = 2,110,529.50 × 841,071.57
  4. Step 4: Simplify right side
    1,529,399.71x = 1,775,106,360,096.32
  5. Step 5: Solve for x
    x = 1,775,106,360,096.32/1,529,399.71
  6. Step 6: Final answer
    x = 1,160,655.61

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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.