Home / 1,709,147.60-2,562,117.60-644,904.80

Finding the Fourth Proportional to 1,709,147.60, 2,562,117.60 and 644,904.80

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Solution

The fourth proportional to 1,709,147.60, 2,562,117.60 and 644,904.80 is: 966,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,147.60 : 2,562,117.60 = 644,904.80 : x
  2. Step 2: Convert to fraction form
    1,709,147.60/2,562,117.60 = 644,904.80/x
  3. Step 3: Cross multiply
    1,709,147.60x = 2,562,117.60 × 644,904.80
  4. Step 4: Simplify right side
    1,709,147.60x = 1,652,321,938,404.48
  5. Step 5: Solve for x
    x = 1,652,321,938,404.48/1,709,147.60
  6. Step 6: Final answer
    x = 966,752.05

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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.