Home / 2,081,527.68-2,872,988.28-1,355,110.50

Finding the Fourth Proportional to 2,081,527.68, 2,872,988.28 and 1,355,110.50

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Solution

The fourth proportional to 2,081,527.68, 2,872,988.28 and 1,355,110.50 is: 1,870,365.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,527.68 : 2,872,988.28 = 1,355,110.50 : x
  2. Step 2: Convert to fraction form
    2,081,527.68/2,872,988.28 = 1,355,110.50/x
  3. Step 3: Cross multiply
    2,081,527.68x = 2,872,988.28 × 1,355,110.50
  4. Step 4: Simplify right side
    2,081,527.68x = 3,893,216,584,604.94
  5. Step 5: Solve for x
    x = 3,893,216,584,604.94/2,081,527.68
  6. Step 6: Final answer
    x = 1,870,365.03

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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.