Home / 1,413,602.80-2,120,053.85-402,733.50

Finding the Fourth Proportional to 1,413,602.80, 2,120,053.85 and 402,733.50

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Solution

The fourth proportional to 1,413,602.80, 2,120,053.85 and 402,733.50 is: 604,000.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,602.80 : 2,120,053.85 = 402,733.50 : x
  2. Step 2: Convert to fraction form
    1,413,602.80/2,120,053.85 = 402,733.50/x
  3. Step 3: Cross multiply
    1,413,602.80x = 2,120,053.85 × 402,733.50
  4. Step 4: Simplify right side
    1,413,602.80x = 853,816,698,745.36
  5. Step 5: Solve for x
    x = 853,816,698,745.36/1,413,602.80
  6. Step 6: Final answer
    x = 604,000.43

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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.