Home / 1,373,201.80-2,059,802.70-426,862.60

Finding the Fourth Proportional to 1,373,201.80, 2,059,802.70 and 426,862.60

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Solution

The fourth proportional to 1,373,201.80, 2,059,802.70 and 426,862.60 is: 640,293.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,201.80 : 2,059,802.70 = 426,862.60 : x
  2. Step 2: Convert to fraction form
    1,373,201.80/2,059,802.70 = 426,862.60/x
  3. Step 3: Cross multiply
    1,373,201.80x = 2,059,802.70 × 426,862.60
  4. Step 4: Simplify right side
    1,373,201.80x = 879,252,736,009.02
  5. Step 5: Solve for x
    x = 879,252,736,009.02/1,373,201.80
  6. Step 6: Final answer
    x = 640,293.90

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1.5x scale

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.