Home / 1,020,590.48-1,531,230.12-451,893.94

Finding the Fourth Proportional to 1,020,590.48, 1,531,230.12 and 451,893.94

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Solution

The fourth proportional to 1,020,590.48, 1,531,230.12 and 451,893.94 is: 677,993.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,590.48 : 1,531,230.12 = 451,893.94 : x
  2. Step 2: Convert to fraction form
    1,020,590.48/1,531,230.12 = 451,893.94/x
  3. Step 3: Cross multiply
    1,020,590.48x = 1,531,230.12 × 451,893.94
  4. Step 4: Simplify right side
    1,020,590.48x = 691,953,611,973.47
  5. Step 5: Solve for x
    x = 691,953,611,973.47/1,020,590.48
  6. Step 6: Final answer
    x = 677,993.40

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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.