Home / 1,000,603.07-1,380,821.45-541,709.19

Finding the Fourth Proportional to 1,000,603.07, 1,380,821.45 and 541,709.19

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Solution

The fourth proportional to 1,000,603.07, 1,380,821.45 and 541,709.19 is: 747,552.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,603.07 : 1,380,821.45 = 541,709.19 : x
  2. Step 2: Convert to fraction form
    1,000,603.07/1,380,821.45 = 541,709.19/x
  3. Step 3: Cross multiply
    1,000,603.07x = 1,380,821.45 × 541,709.19
  4. Step 4: Simplify right side
    1,000,603.07x = 748,003,674,959.81
  5. Step 5: Solve for x
    x = 748,003,674,959.81/1,000,603.07
  6. Step 6: Final answer
    x = 747,552.84

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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.