Home / 2,069,813.40-3,104,720.10-1,820,981.40

Finding the Fourth Proportional to 2,069,813.40, 3,104,720.10 and 1,820,981.40

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Solution

The fourth proportional to 2,069,813.40, 3,104,720.10 and 1,820,981.40 is: 2,731,472.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,813.40 : 3,104,720.10 = 1,820,981.40 : x
  2. Step 2: Convert to fraction form
    2,069,813.40/3,104,720.10 = 1,820,981.40/x
  3. Step 3: Cross multiply
    2,069,813.40x = 3,104,720.10 × 1,820,981.40
  4. Step 4: Simplify right side
    2,069,813.40x = 5,653,637,554,306.14
  5. Step 5: Solve for x
    x = 5,653,637,554,306.14/2,069,813.40
  6. Step 6: Final answer
    x = 2,731,472.10

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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.