Home / 1,256,539.50-1,733,893.29-712,501.38

Finding the Fourth Proportional to 1,256,539.50, 1,733,893.29 and 712,501.38

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Solution

The fourth proportional to 1,256,539.50, 1,733,893.29 and 712,501.38 is: 983,177.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,539.50 : 1,733,893.29 = 712,501.38 : x
  2. Step 2: Convert to fraction form
    1,256,539.50/1,733,893.29 = 712,501.38/x
  3. Step 3: Cross multiply
    1,256,539.50x = 1,733,893.29 × 712,501.38
  4. Step 4: Simplify right side
    1,256,539.50x = 1,235,401,361,897.74
  5. Step 5: Solve for x
    x = 1,235,401,361,897.74/1,256,539.50
  6. Step 6: Final answer
    x = 983,177.50

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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.