Home / 1,506,749.17-2,079,329.54-818,434.43

Finding the Fourth Proportional to 1,506,749.17, 2,079,329.54 and 818,434.43

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Solution

The fourth proportional to 1,506,749.17, 2,079,329.54 and 818,434.43 is: 1,129,448.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,749.17 : 2,079,329.54 = 818,434.43 : x
  2. Step 2: Convert to fraction form
    1,506,749.17/2,079,329.54 = 818,434.43/x
  3. Step 3: Cross multiply
    1,506,749.17x = 2,079,329.54 × 818,434.43
  4. Step 4: Simplify right side
    1,506,749.17x = 1,701,794,886,852.06
  5. Step 5: Solve for x
    x = 1,701,794,886,852.06/1,506,749.17
  6. Step 6: Final answer
    x = 1,129,448.03

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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.