Home / 1,214,127.88-1,675,510.06-670,263.96

Finding the Fourth Proportional to 1,214,127.88, 1,675,510.06 and 670,263.96

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Solution

The fourth proportional to 1,214,127.88, 1,675,510.06 and 670,263.96 is: 924,971.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,127.88 : 1,675,510.06 = 670,263.96 : x
  2. Step 2: Convert to fraction form
    1,214,127.88/1,675,510.06 = 670,263.96/x
  3. Step 3: Cross multiply
    1,214,127.88x = 1,675,510.06 × 670,263.96
  4. Step 4: Simplify right side
    1,214,127.88x = 1,123,034,013,699.69
  5. Step 5: Solve for x
    x = 1,123,034,013,699.69/1,214,127.88
  6. Step 6: Final answer
    x = 924,971.77

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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.