Home / 1,376,772.36-1,899,953.46-764,925.96

Finding the Fourth Proportional to 1,376,772.36, 1,899,953.46 and 764,925.96

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Solution

The fourth proportional to 1,376,772.36, 1,899,953.46 and 764,925.96 is: 1,055,602.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,772.36 : 1,899,953.46 = 764,925.96 : x
  2. Step 2: Convert to fraction form
    1,376,772.36/1,899,953.46 = 764,925.96/x
  3. Step 3: Cross multiply
    1,376,772.36x = 1,899,953.46 × 764,925.96
  4. Step 4: Simplify right side
    1,376,772.36x = 1,453,323,724,345.82
  5. Step 5: Solve for x
    x = 1,453,323,724,345.82/1,376,772.36
  6. Step 6: Final answer
    x = 1,055,602.05

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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.