Home / 1,178,506.55-1,626,534.72-695,190.48

Finding the Fourth Proportional to 1,178,506.55, 1,626,534.72 and 695,190.48

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Solution

The fourth proportional to 1,178,506.55, 1,626,534.72 and 695,190.48 is: 959,478.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,506.55 : 1,626,534.72 = 695,190.48 : x
  2. Step 2: Convert to fraction form
    1,178,506.55/1,626,534.72 = 695,190.48/x
  3. Step 3: Cross multiply
    1,178,506.55x = 1,626,534.72 × 695,190.48
  4. Step 4: Simplify right side
    1,178,506.55x = 1,130,751,452,733.47
  5. Step 5: Solve for x
    x = 1,130,751,452,733.47/1,178,506.55
  6. Step 6: Final answer
    x = 959,478.30

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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.