Home / 1,564,434-2,158,918.92-849,042

Finding the Fourth Proportional to 1,564,434, 2,158,918.92 and 849,042

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Solution

The fourth proportional to 1,564,434, 2,158,918.92 and 849,042 is: 1,171,677.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,434 : 2,158,918.92 = 849,042 : x
  2. Step 2: Convert to fraction form
    1,564,434/2,158,918.92 = 849,042/x
  3. Step 3: Cross multiply
    1,564,434x = 2,158,918.92 × 849,042
  4. Step 4: Simplify right side
    1,564,434x = 1,833,012,837,674.64
  5. Step 5: Solve for x
    x = 1,833,012,837,674.64/1,564,434
  6. Step 6: Final answer
    x = 1,171,677.96

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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.