Home / 1,409,330.42-1,944,062.61-899,458.10

Finding the Fourth Proportional to 1,409,330.42, 1,944,062.61 and 899,458.10

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Solution

The fourth proportional to 1,409,330.42, 1,944,062.61 and 899,458.10 is: 1,240,733.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,330.42 : 1,944,062.61 = 899,458.10 : x
  2. Step 2: Convert to fraction form
    1,409,330.42/1,944,062.61 = 899,458.10/x
  3. Step 3: Cross multiply
    1,409,330.42x = 1,944,062.61 × 899,458.10
  4. Step 4: Simplify right side
    1,409,330.42x = 1,748,602,861,471.64
  5. Step 5: Solve for x
    x = 1,748,602,861,471.64/1,409,330.42
  6. Step 6: Final answer
    x = 1,240,733.07

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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.