Home / 1,822,782.50-2,515,427.89-1,007,038.79

Finding the Fourth Proportional to 1,822,782.50, 2,515,427.89 and 1,007,038.79

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Solution

The fourth proportional to 1,822,782.50, 2,515,427.89 and 1,007,038.79 is: 1,389,706.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822,782.50 : 2,515,427.89 = 1,007,038.79 : x
  2. Step 2: Convert to fraction form
    1,822,782.50/2,515,427.89 = 1,007,038.79/x
  3. Step 3: Cross multiply
    1,822,782.50x = 2,515,427.89 × 1,007,038.79
  4. Step 4: Simplify right side
    1,822,782.50x = 2,533,133,443,583.12
  5. Step 5: Solve for x
    x = 2,533,133,443,583.12/1,822,782.50
  6. Step 6: Final answer
    x = 1,389,706.92

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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.