Home / 1,145,442.25-1,580,710.31-636,192.01

Finding the Fourth Proportional to 1,145,442.25, 1,580,710.31 and 636,192.01

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Solution

The fourth proportional to 1,145,442.25, 1,580,710.31 and 636,192.01 is: 877,944.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,442.25 : 1,580,710.31 = 636,192.01 : x
  2. Step 2: Convert to fraction form
    1,145,442.25/1,580,710.31 = 636,192.01/x
  3. Step 3: Cross multiply
    1,145,442.25x = 1,580,710.31 × 636,192.01
  4. Step 4: Simplify right side
    1,145,442.25x = 1,005,635,269,346.62
  5. Step 5: Solve for x
    x = 1,005,635,269,346.62/1,145,442.25
  6. Step 6: Final answer
    x = 877,944.98

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1.5x scale

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.