Home / 1,426,516.31-1,968,793.90-882,827.20

Finding the Fourth Proportional to 1,426,516.31, 1,968,793.90 and 882,827.20

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Solution

The fourth proportional to 1,426,516.31, 1,968,793.90 and 882,827.20 is: 1,218,426.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,516.31 : 1,968,793.90 = 882,827.20 : x
  2. Step 2: Convert to fraction form
    1,426,516.31/1,968,793.90 = 882,827.20/x
  3. Step 3: Cross multiply
    1,426,516.31x = 1,968,793.90 × 882,827.20
  4. Step 4: Simplify right side
    1,426,516.31x = 1,738,104,806,368.00
  5. Step 5: Solve for x
    x = 1,738,104,806,368.00/1,426,516.31
  6. Step 6: Final answer
    x = 1,218,426.17

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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.