Home / 2,912,373.09-4,370,527.94-1,019,130.93

Finding the Fourth Proportional to 2,912,373.09, 4,370,527.94 and 1,019,130.93

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Solution

The fourth proportional to 2,912,373.09, 4,370,527.94 and 1,019,130.93 is: 1,529,385.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,373.09 : 4,370,527.94 = 1,019,130.93 : x
  2. Step 2: Convert to fraction form
    2,912,373.09/4,370,527.94 = 1,019,130.93/x
  3. Step 3: Cross multiply
    2,912,373.09x = 4,370,527.94 × 1,019,130.93
  4. Step 4: Simplify right side
    2,912,373.09x = 4,454,140,198,987.53
  5. Step 5: Solve for x
    x = 4,454,140,198,987.53/2,912,373.09
  6. Step 6: Final answer
    x = 1,529,385.17

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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.