Home / 1,760,421.25-2,429,441.04-986,085.28

Finding the Fourth Proportional to 1,760,421.25, 2,429,441.04 and 986,085.28

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Solution

The fourth proportional to 1,760,421.25, 2,429,441.04 and 986,085.28 is: 1,360,831.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,421.25 : 2,429,441.04 = 986,085.28 : x
  2. Step 2: Convert to fraction form
    1,760,421.25/2,429,441.04 = 986,085.28/x
  3. Step 3: Cross multiply
    1,760,421.25x = 2,429,441.04 × 986,085.28
  4. Step 4: Simplify right side
    1,760,421.25x = 2,395,636,048,171.89
  5. Step 5: Solve for x
    x = 2,395,636,048,171.89/1,760,421.25
  6. Step 6: Final answer
    x = 1,360,831.14

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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.