Home / 1,483,061.60-2,225,110.80-642,216.80

Finding the Fourth Proportional to 1,483,061.60, 2,225,110.80 and 642,216.80

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Solution

The fourth proportional to 1,483,061.60, 2,225,110.80 and 642,216.80 is: 963,549.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,061.60 : 2,225,110.80 = 642,216.80 : x
  2. Step 2: Convert to fraction form
    1,483,061.60/2,225,110.80 = 642,216.80/x
  3. Step 3: Cross multiply
    1,483,061.60x = 2,225,110.80 × 642,216.80
  4. Step 4: Simplify right side
    1,483,061.60x = 1,429,003,537,621.44
  5. Step 5: Solve for x
    x = 1,429,003,537,621.44/1,483,061.60
  6. Step 6: Final answer
    x = 963,549.69

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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.