Home / 1,820,549.96-2,716,981.80-1,618,773.69

Finding the Fourth Proportional to 1,820,549.96, 2,716,981.80 and 1,618,773.69

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Solution

The fourth proportional to 1,820,549.96, 2,716,981.80 and 1,618,773.69 is: 2,415,851.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,549.96 : 2,716,981.80 = 1,618,773.69 : x
  2. Step 2: Convert to fraction form
    1,820,549.96/2,716,981.80 = 1,618,773.69/x
  3. Step 3: Cross multiply
    1,820,549.96x = 2,716,981.80 × 1,618,773.69
  4. Step 4: Simplify right side
    1,820,549.96x = 4,398,178,654,048.84
  5. Step 5: Solve for x
    x = 4,398,178,654,048.84/1,820,549.96
  6. Step 6: Final answer
    x = 2,415,851.67

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.