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Finding the Fourth Proportional to 900,635.94, 1,237,675.91 and 859,004.10

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Solution

The fourth proportional to 900,635.94, 1,237,675.91 and 859,004.10 is: 1,180,464.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,635.94 : 1,237,675.91 = 859,004.10 : x
  2. Step 2: Convert to fraction form
    900,635.94/1,237,675.91 = 859,004.10/x
  3. Step 3: Cross multiply
    900,635.94x = 1,237,675.91 × 859,004.10
  4. Step 4: Simplify right side
    900,635.94x = 1,063,168,676,866.21
  5. Step 5: Solve for x
    x = 1,063,168,676,866.21/900,635.94
  6. Step 6: Final answer
    x = 1,180,464.41

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.