Home / 4,628,491.75-6,941,397.16-1,389,898.63

Finding the Fourth Proportional to 4,628,491.75, 6,941,397.16 and 1,389,898.63

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Solution

The fourth proportional to 4,628,491.75, 6,941,397.16 and 1,389,898.63 is: 2,084,445.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,628,491.75 : 6,941,397.16 = 1,389,898.63 : x
  2. Step 2: Convert to fraction form
    4,628,491.75/6,941,397.16 = 1,389,898.63/x
  3. Step 3: Cross multiply
    4,628,491.75x = 6,941,397.16 × 1,389,898.63
  4. Step 4: Simplify right side
    4,628,491.75x = 9,647,838,402,969.89
  5. Step 5: Solve for x
    x = 9,647,838,402,969.89/4,628,491.75
  6. Step 6: Final answer
    x = 2,084,445.41

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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.