Home / 1,086,867.63-1,499,807.95-603,432.65

Finding the Fourth Proportional to 1,086,867.63, 1,499,807.95 and 603,432.65

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Solution

The fourth proportional to 1,086,867.63, 1,499,807.95 and 603,432.65 is: 832,698.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,867.63 : 1,499,807.95 = 603,432.65 : x
  2. Step 2: Convert to fraction form
    1,086,867.63/1,499,807.95 = 603,432.65/x
  3. Step 3: Cross multiply
    1,086,867.63x = 1,499,807.95 × 603,432.65
  4. Step 4: Simplify right side
    1,086,867.63x = 905,033,088,000.51
  5. Step 5: Solve for x
    x = 905,033,088,000.51/1,086,867.63
  6. Step 6: Final answer
    x = 832,698.54

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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.