Home / 1,447,312.54-1,995,984.36-903,498.80

Finding the Fourth Proportional to 1,447,312.54, 1,995,984.36 and 903,498.80

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Solution

The fourth proportional to 1,447,312.54, 1,995,984.36 and 903,498.80 is: 1,246,012.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,312.54 : 1,995,984.36 = 903,498.80 : x
  2. Step 2: Convert to fraction form
    1,447,312.54/1,995,984.36 = 903,498.80/x
  3. Step 3: Cross multiply
    1,447,312.54x = 1,995,984.36 × 903,498.80
  4. Step 4: Simplify right side
    1,447,312.54x = 1,803,369,474,078.77
  5. Step 5: Solve for x
    x = 1,803,369,474,078.77/1,447,312.54
  6. Step 6: Final answer
    x = 1,246,012.47

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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.