Home / 3,448,402.47-4,758,943.19-1,920,509.60

Finding the Fourth Proportional to 3,448,402.47, 4,758,943.19 and 1,920,509.60

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Solution

The fourth proportional to 3,448,402.47, 4,758,943.19 and 1,920,509.60 is: 2,650,385.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448,402.47 : 4,758,943.19 = 1,920,509.60 : x
  2. Step 2: Convert to fraction form
    3,448,402.47/4,758,943.19 = 1,920,509.60/x
  3. Step 3: Cross multiply
    3,448,402.47x = 4,758,943.19 × 1,920,509.60
  4. Step 4: Simplify right side
    3,448,402.47x = 9,139,596,048,852.36
  5. Step 5: Solve for x
    x = 9,139,596,048,852.36/3,448,402.47
  6. Step 6: Final answer
    x = 2,650,385.54

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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.