Home / 1,585,838.98-2,187,462.40-940,802.50

Finding the Fourth Proportional to 1,585,838.98, 2,187,462.40 and 940,802.50

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Solution

The fourth proportional to 1,585,838.98, 2,187,462.40 and 940,802.50 is: 1,297,716.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,838.98 : 2,187,462.40 = 940,802.50 : x
  2. Step 2: Convert to fraction form
    1,585,838.98/2,187,462.40 = 940,802.50/x
  3. Step 3: Cross multiply
    1,585,838.98x = 2,187,462.40 × 940,802.50
  4. Step 4: Simplify right side
    1,585,838.98x = 2,057,970,094,576
  5. Step 5: Solve for x
    x = 2,057,970,094,576/1,585,838.98
  6. Step 6: Final answer
    x = 1,297,716.93

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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.