Home / 1,453,384.80-2,005,643.97-808,798.95

Finding the Fourth Proportional to 1,453,384.80, 2,005,643.97 and 808,798.95

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Solution

The fourth proportional to 1,453,384.80, 2,005,643.97 and 808,798.95 is: 1,116,127.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,384.80 : 2,005,643.97 = 808,798.95 : x
  2. Step 2: Convert to fraction form
    1,453,384.80/2,005,643.97 = 808,798.95/x
  3. Step 3: Cross multiply
    1,453,384.80x = 2,005,643.97 × 808,798.95
  4. Step 4: Simplify right side
    1,453,384.80x = 1,622,162,737,009.83
  5. Step 5: Solve for x
    x = 1,622,162,737,009.83/1,453,384.80
  6. Step 6: Final answer
    x = 1,116,127.50

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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.