Home / 1,533,330.65-2,116,010.21-845,027.07

Finding the Fourth Proportional to 1,533,330.65, 2,116,010.21 and 845,027.07

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Solution

The fourth proportional to 1,533,330.65, 2,116,010.21 and 845,027.07 is: 1,166,145.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533,330.65 : 2,116,010.21 = 845,027.07 : x
  2. Step 2: Convert to fraction form
    1,533,330.65/2,116,010.21 = 845,027.07/x
  3. Step 3: Cross multiply
    1,533,330.65x = 2,116,010.21 × 845,027.07
  4. Step 4: Simplify right side
    1,533,330.65x = 1,788,085,906,989.77
  5. Step 5: Solve for x
    x = 1,788,085,906,989.77/1,533,330.65
  6. Step 6: Final answer
    x = 1,166,145.03

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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.