Home / 1,814,938.42-2,724,089.91-917,011.23

Finding the Fourth Proportional to 1,814,938.42, 2,724,089.91 and 917,011.23

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Solution

The fourth proportional to 1,814,938.42, 2,724,089.91 and 917,011.23 is: 1,376,366.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,938.42 : 2,724,089.91 = 917,011.23 : x
  2. Step 2: Convert to fraction form
    1,814,938.42/2,724,089.91 = 917,011.23/x
  3. Step 3: Cross multiply
    1,814,938.42x = 2,724,089.91 × 917,011.23
  4. Step 4: Simplify right side
    1,814,938.42x = 2,498,021,038,999.69
  5. Step 5: Solve for x
    x = 2,498,021,038,999.69/1,814,938.42
  6. Step 6: Final answer
    x = 1,376,366.83

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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.