Home / 1,323,907.20-1,984,888.80-524,793.60

Finding the Fourth Proportional to 1,323,907.20, 1,984,888.80 and 524,793.60

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Solution

The fourth proportional to 1,323,907.20, 1,984,888.80 and 524,793.60 is: 786,805.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,907.20 : 1,984,888.80 = 524,793.60 : x
  2. Step 2: Convert to fraction form
    1,323,907.20/1,984,888.80 = 524,793.60/x
  3. Step 3: Cross multiply
    1,323,907.20x = 1,984,888.80 × 524,793.60
  4. Step 4: Simplify right side
    1,323,907.20x = 1,041,656,938,951.68
  5. Step 5: Solve for x
    x = 1,041,656,938,951.68/1,323,907.20
  6. Step 6: Final answer
    x = 786,805.10

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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.