Home / 1,317,703.50-1,818,430.92-714,091.50

Finding the Fourth Proportional to 1,317,703.50, 1,818,430.92 and 714,091.50

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Solution

The fourth proportional to 1,317,703.50, 1,818,430.92 and 714,091.50 is: 985,446.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,703.50 : 1,818,430.92 = 714,091.50 : x
  2. Step 2: Convert to fraction form
    1,317,703.50/1,818,430.92 = 714,091.50/x
  3. Step 3: Cross multiply
    1,317,703.50x = 1,818,430.92 × 714,091.50
  4. Step 4: Simplify right side
    1,317,703.50x = 1,298,526,063,309.18
  5. Step 5: Solve for x
    x = 1,298,526,063,309.18/1,317,703.50
  6. Step 6: Final answer
    x = 985,446.32

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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.