Home / 1,768,117.60-2,649,053.20-1,709,647.20

Finding the Fourth Proportional to 1,768,117.60, 2,649,053.20 and 1,709,647.20

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Solution

The fourth proportional to 1,768,117.60, 2,649,053.20 and 1,709,647.20 is: 2,561,450.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,117.60 : 2,649,053.20 = 1,709,647.20 : x
  2. Step 2: Convert to fraction form
    1,768,117.60/2,649,053.20 = 1,709,647.20/x
  3. Step 3: Cross multiply
    1,768,117.60x = 2,649,053.20 × 1,709,647.20
  4. Step 4: Simplify right side
    1,768,117.60x = 4,528,946,386,031.04
  5. Step 5: Solve for x
    x = 4,528,946,386,031.04/1,768,117.60
  6. Step 6: Final answer
    x = 2,561,450.88

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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.