Home / 1,021,893.52-1,531,887.18-347,513.98

Finding the Fourth Proportional to 1,021,893.52, 1,531,887.18 and 347,513.98

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Solution

The fourth proportional to 1,021,893.52, 1,531,887.18 and 347,513.98 is: 520,946.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,893.52 : 1,531,887.18 = 347,513.98 : x
  2. Step 2: Convert to fraction form
    1,021,893.52/1,531,887.18 = 347,513.98/x
  3. Step 3: Cross multiply
    1,021,893.52x = 1,531,887.18 × 347,513.98
  4. Step 4: Simplify right side
    1,021,893.52x = 532,352,210,832.78
  5. Step 5: Solve for x
    x = 532,352,210,832.78/1,021,893.52
  6. Step 6: Final answer
    x = 520,946.85

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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.