Home / 1,411,721.46-2,117,407.10-835,687.50

Finding the Fourth Proportional to 1,411,721.46, 2,117,407.10 and 835,687.50

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Solution

The fourth proportional to 1,411,721.46, 2,117,407.10 and 835,687.50 is: 1,253,427.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,721.46 : 2,117,407.10 = 835,687.50 : x
  2. Step 2: Convert to fraction form
    1,411,721.46/2,117,407.10 = 835,687.50/x
  3. Step 3: Cross multiply
    1,411,721.46x = 2,117,407.10 × 835,687.50
  4. Step 4: Simplify right side
    1,411,721.46x = 1,769,490,645,881.25
  5. Step 5: Solve for x
    x = 1,769,490,645,881.25/1,411,721.46
  6. Step 6: Final answer
    x = 1,253,427.60

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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.