Home / 1,038,418.43-1,433,089.33-579,622.28

Finding the Fourth Proportional to 1,038,418.43, 1,433,089.33 and 579,622.28

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Solution

The fourth proportional to 1,038,418.43, 1,433,089.33 and 579,622.28 is: 799,918.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,418.43 : 1,433,089.33 = 579,622.28 : x
  2. Step 2: Convert to fraction form
    1,038,418.43/1,433,089.33 = 579,622.28/x
  3. Step 3: Cross multiply
    1,038,418.43x = 1,433,089.33 × 579,622.28
  4. Step 4: Simplify right side
    1,038,418.43x = 830,650,496,283.77
  5. Step 5: Solve for x
    x = 830,650,496,283.77/1,038,418.43
  6. Step 6: Final answer
    x = 799,918.87

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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.