Home / 1,180,254.40-1,768,048.80-646,820.80

Finding the Fourth Proportional to 1,180,254.40, 1,768,048.80 and 646,820.80

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Solution

The fourth proportional to 1,180,254.40, 1,768,048.80 and 646,820.80 is: 968,952.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,254.40 : 1,768,048.80 = 646,820.80 : x
  2. Step 2: Convert to fraction form
    1,180,254.40/1,768,048.80 = 646,820.80/x
  3. Step 3: Cross multiply
    1,180,254.40x = 1,768,048.80 × 646,820.80
  4. Step 4: Simplify right side
    1,180,254.40x = 1,143,610,739,255.04
  5. Step 5: Solve for x
    x = 1,143,610,739,255.04/1,180,254.40
  6. Step 6: Final answer
    x = 968,952.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.