Home / 1,778,632.11-2,452,854.24-1,646,526.33

Finding the Fourth Proportional to 1,778,632.11, 2,452,854.24 and 1,646,526.33

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Solution

The fourth proportional to 1,778,632.11, 2,452,854.24 and 1,646,526.33 is: 2,270,671.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,632.11 : 2,452,854.24 = 1,646,526.33 : x
  2. Step 2: Convert to fraction form
    1,778,632.11/2,452,854.24 = 1,646,526.33/x
  3. Step 3: Cross multiply
    1,778,632.11x = 2,452,854.24 × 1,646,526.33
  4. Step 4: Simplify right side
    1,778,632.11x = 4,038,689,089,812.14
  5. Step 5: Solve for x
    x = 4,038,689,089,812.14/1,778,632.11
  6. Step 6: Final answer
    x = 2,270,671.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.