Home / 1,424,172.16-2,133,898.56-1,001,382.40

Finding the Fourth Proportional to 1,424,172.16, 2,133,898.56 and 1,001,382.40

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Solution

The fourth proportional to 1,424,172.16, 2,133,898.56 and 1,001,382.40 is: 1,500,414.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,172.16 : 2,133,898.56 = 1,001,382.40 : x
  2. Step 2: Convert to fraction form
    1,424,172.16/2,133,898.56 = 1,001,382.40/x
  3. Step 3: Cross multiply
    1,424,172.16x = 2,133,898.56 × 1,001,382.40
  4. Step 4: Simplify right side
    1,424,172.16x = 2,136,848,461,369.34
  5. Step 5: Solve for x
    x = 2,136,848,461,369.34/1,424,172.16
  6. Step 6: Final answer
    x = 1,500,414.43

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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.