Home / 1,257,144.06-1,735,041.64-705,921.62

Finding the Fourth Proportional to 1,257,144.06, 1,735,041.64 and 705,921.62

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Solution

The fourth proportional to 1,257,144.06, 1,735,041.64 and 705,921.62 is: 974,274.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,144.06 : 1,735,041.64 = 705,921.62 : x
  2. Step 2: Convert to fraction form
    1,257,144.06/1,735,041.64 = 705,921.62/x
  3. Step 3: Cross multiply
    1,257,144.06x = 1,735,041.64 × 705,921.62
  4. Step 4: Simplify right side
    1,257,144.06x = 1,224,803,405,276.26
  5. Step 5: Solve for x
    x = 1,224,803,405,276.26/1,257,144.06
  6. Step 6: Final answer
    x = 974,274.50

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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.