Home / 1,502,890.98-2,074,014.81-814,584.66

Finding the Fourth Proportional to 1,502,890.98, 2,074,014.81 and 814,584.66

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Solution

The fourth proportional to 1,502,890.98, 2,074,014.81 and 814,584.66 is: 1,124,140.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,890.98 : 2,074,014.81 = 814,584.66 : x
  2. Step 2: Convert to fraction form
    1,502,890.98/2,074,014.81 = 814,584.66/x
  3. Step 3: Cross multiply
    1,502,890.98x = 2,074,014.81 × 814,584.66
  4. Step 4: Simplify right side
    1,502,890.98x = 1,689,460,648,838.81
  5. Step 5: Solve for x
    x = 1,689,460,648,838.81/1,502,890.98
  6. Step 6: Final answer
    x = 1,124,140.52

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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.