Home / 1,544,938.83-2,131,941.30-856,638.66

Finding the Fourth Proportional to 1,544,938.83, 2,131,941.30 and 856,638.66

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Solution

The fourth proportional to 1,544,938.83, 2,131,941.30 and 856,638.66 is: 1,182,120.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,938.83 : 2,131,941.30 = 856,638.66 : x
  2. Step 2: Convert to fraction form
    1,544,938.83/2,131,941.30 = 856,638.66/x
  3. Step 3: Cross multiply
    1,544,938.83x = 2,131,941.30 × 856,638.66
  4. Step 4: Simplify right side
    1,544,938.83x = 1,826,303,338,430.66
  5. Step 5: Solve for x
    x = 1,826,303,338,430.66/1,544,938.83
  6. Step 6: Final answer
    x = 1,182,120.16

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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.