Home / 1,505,316.61-2,076,828.12-860,277.37

Finding the Fourth Proportional to 1,505,316.61, 2,076,828.12 and 860,277.37

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Solution

The fourth proportional to 1,505,316.61, 2,076,828.12 and 860,277.37 is: 1,186,891.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,316.61 : 2,076,828.12 = 860,277.37 : x
  2. Step 2: Convert to fraction form
    1,505,316.61/2,076,828.12 = 860,277.37/x
  3. Step 3: Cross multiply
    1,505,316.61x = 2,076,828.12 × 860,277.37
  4. Step 4: Simplify right side
    1,505,316.61x = 1,786,648,218,330.12
  5. Step 5: Solve for x
    x = 1,786,648,218,330.12/1,505,316.61
  6. Step 6: Final answer
    x = 1,186,891.98

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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.