Home / 1,856,316.79-2,784,477.40-508,491.02

Finding the Fourth Proportional to 1,856,316.79, 2,784,477.40 and 508,491.02

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Solution

The fourth proportional to 1,856,316.79, 2,784,477.40 and 508,491.02 is: 762,737.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,316.79 : 2,784,477.40 = 508,491.02 : x
  2. Step 2: Convert to fraction form
    1,856,316.79/2,784,477.40 = 508,491.02/x
  3. Step 3: Cross multiply
    1,856,316.79x = 2,784,477.40 × 508,491.02
  4. Step 4: Simplify right side
    1,856,316.79x = 1,415,881,738,099.33
  5. Step 5: Solve for x
    x = 1,415,881,738,099.33/1,856,316.79
  6. Step 6: Final answer
    x = 762,737.13

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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.