Home / 1,055,376.15-1,456,420.35-571,941.30

Finding the Fourth Proportional to 1,055,376.15, 1,456,420.35 and 571,941.30

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Solution

The fourth proportional to 1,055,376.15, 1,456,420.35 and 571,941.30 is: 789,279.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,376.15 : 1,456,420.35 = 571,941.30 : x
  2. Step 2: Convert to fraction form
    1,055,376.15/1,456,420.35 = 571,941.30/x
  3. Step 3: Cross multiply
    1,055,376.15x = 1,456,420.35 × 571,941.30
  4. Step 4: Simplify right side
    1,055,376.15x = 832,986,946,114.26
  5. Step 5: Solve for x
    x = 832,986,946,114.26/1,055,376.15
  6. Step 6: Final answer
    x = 789,279.67

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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.