Home / 1,097,085.62-1,514,106.02-638,219.52

Finding the Fourth Proportional to 1,097,085.62, 1,514,106.02 and 638,219.52

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Solution

The fourth proportional to 1,097,085.62, 1,514,106.02 and 638,219.52 is: 880,817.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,085.62 : 1,514,106.02 = 638,219.52 : x
  2. Step 2: Convert to fraction form
    1,097,085.62/1,514,106.02 = 638,219.52/x
  3. Step 3: Cross multiply
    1,097,085.62x = 1,514,106.02 × 638,219.52
  4. Step 4: Simplify right side
    1,097,085.62x = 966,332,014,122.41
  5. Step 5: Solve for x
    x = 966,332,014,122.41/1,097,085.62
  6. Step 6: Final answer
    x = 880,817.32

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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.