Home / 1,409,117.50-1,944,525.45-764,513.02

Finding the Fourth Proportional to 1,409,117.50, 1,944,525.45 and 764,513.02

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Solution

The fourth proportional to 1,409,117.50, 1,944,525.45 and 764,513.02 is: 1,054,997.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,117.50 : 1,944,525.45 = 764,513.02 : x
  2. Step 2: Convert to fraction form
    1,409,117.50/1,944,525.45 = 764,513.02/x
  3. Step 3: Cross multiply
    1,409,117.50x = 1,944,525.45 × 764,513.02
  4. Step 4: Simplify right side
    1,409,117.50x = 1,486,615,024,246.36
  5. Step 5: Solve for x
    x = 1,486,615,024,246.36/1,409,117.50
  6. Step 6: Final answer
    x = 1,054,997.21

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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.