Home / 1,628,681.12-2,247,582.58-903,528.86

Finding the Fourth Proportional to 1,628,681.12, 2,247,582.58 and 903,528.86

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Solution

The fourth proportional to 1,628,681.12, 2,247,582.58 and 903,528.86 is: 1,246,871.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,681.12 : 2,247,582.58 = 903,528.86 : x
  2. Step 2: Convert to fraction form
    1,628,681.12/2,247,582.58 = 903,528.86/x
  3. Step 3: Cross multiply
    1,628,681.12x = 2,247,582.58 × 903,528.86
  4. Step 4: Simplify right side
    1,628,681.12x = 2,030,755,726,263.26
  5. Step 5: Solve for x
    x = 2,030,755,726,263.26/1,628,681.12
  6. Step 6: Final answer
    x = 1,246,871.29

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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.