Home / 1,066,192.40-1,600,163.40-1,031,200.40

Finding the Fourth Proportional to 1,066,192.40, 1,600,163.40 and 1,031,200.40

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Solution

The fourth proportional to 1,066,192.40, 1,600,163.40 and 1,031,200.40 is: 1,547,646.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,192.40 : 1,600,163.40 = 1,031,200.40 : x
  2. Step 2: Convert to fraction form
    1,066,192.40/1,600,163.40 = 1,031,200.40/x
  3. Step 3: Cross multiply
    1,066,192.40x = 1,600,163.40 × 1,031,200.40
  4. Step 4: Simplify right side
    1,066,192.40x = 1,650,089,138,145.36
  5. Step 5: Solve for x
    x = 1,650,089,138,145.36/1,066,192.40
  6. Step 6: Final answer
    x = 1,547,646.69

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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.