Home / 1,037,709.80-1,556,564.70-406,413.80

Finding the Fourth Proportional to 1,037,709.80, 1,556,564.70 and 406,413.80

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Solution

The fourth proportional to 1,037,709.80, 1,556,564.70 and 406,413.80 is: 609,620.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,709.80 : 1,556,564.70 = 406,413.80 : x
  2. Step 2: Convert to fraction form
    1,037,709.80/1,556,564.70 = 406,413.80/x
  3. Step 3: Cross multiply
    1,037,709.80x = 1,556,564.70 × 406,413.80
  4. Step 4: Simplify right side
    1,037,709.80x = 632,609,374,672.86
  5. Step 5: Solve for x
    x = 632,609,374,672.86/1,037,709.80
  6. Step 6: Final answer
    x = 609,620.70

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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.