Home / 1,903,083.98-2,626,013.93-1,087,340.49

Finding the Fourth Proportional to 1,903,083.98, 2,626,013.93 and 1,087,340.49

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Solution

The fourth proportional to 1,903,083.98, 2,626,013.93 and 1,087,340.49 is: 1,500,391.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,083.98 : 2,626,013.93 = 1,087,340.49 : x
  2. Step 2: Convert to fraction form
    1,903,083.98/2,626,013.93 = 1,087,340.49/x
  3. Step 3: Cross multiply
    1,903,083.98x = 2,626,013.93 × 1,087,340.49
  4. Step 4: Simplify right side
    1,903,083.98x = 2,855,371,267,956.32
  5. Step 5: Solve for x
    x = 2,855,371,267,956.32/1,903,083.98
  6. Step 6: Final answer
    x = 1,500,391.63

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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.