Home / 1,053,157.81-1,453,353.37-569,721.76

Finding the Fourth Proportional to 1,053,157.81, 1,453,353.37 and 569,721.76

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Solution

The fourth proportional to 1,053,157.81, 1,453,353.37 and 569,721.76 is: 786,213.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,157.81 : 1,453,353.37 = 569,721.76 : x
  2. Step 2: Convert to fraction form
    1,053,157.81/1,453,353.37 = 569,721.76/x
  3. Step 3: Cross multiply
    1,053,157.81x = 1,453,353.37 × 569,721.76
  4. Step 4: Simplify right side
    1,053,157.81x = 828,007,039,858.33
  5. Step 5: Solve for x
    x = 828,007,039,858.33/1,053,157.81
  6. Step 6: Final answer
    x = 786,213.64

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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.