Home / 1,341,152.28-1,850,838.81-768,303.17

Finding the Fourth Proportional to 1,341,152.28, 1,850,838.81 and 768,303.17

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Solution

The fourth proportional to 1,341,152.28, 1,850,838.81 and 768,303.17 is: 1,060,286.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,152.28 : 1,850,838.81 = 768,303.17 : x
  2. Step 2: Convert to fraction form
    1,341,152.28/1,850,838.81 = 768,303.17/x
  3. Step 3: Cross multiply
    1,341,152.28x = 1,850,838.81 × 768,303.17
  4. Step 4: Simplify right side
    1,341,152.28x = 1,422,005,315,627.83
  5. Step 5: Solve for x
    x = 1,422,005,315,627.83/1,341,152.28
  6. Step 6: Final answer
    x = 1,060,286.25

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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.