Home / 1,087,615.20-1,500,867.24-604,210.68

Finding the Fourth Proportional to 1,087,615.20, 1,500,867.24 and 604,210.68

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Solution

The fourth proportional to 1,087,615.20, 1,500,867.24 and 604,210.68 is: 833,787.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,615.20 : 1,500,867.24 = 604,210.68 : x
  2. Step 2: Convert to fraction form
    1,087,615.20/1,500,867.24 = 604,210.68/x
  3. Step 3: Cross multiply
    1,087,615.20x = 1,500,867.24 × 604,210.68
  4. Step 4: Simplify right side
    1,087,615.20x = 906,840,015,670.12
  5. Step 5: Solve for x
    x = 906,840,015,670.12/1,087,615.20
  6. Step 6: Final answer
    x = 833,787.55

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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.