Home / 1,007,795.60-1,390,705.44-625,814.24

Finding the Fourth Proportional to 1,007,795.60, 1,390,705.44 and 625,814.24

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Solution

The fourth proportional to 1,007,795.60, 1,390,705.44 and 625,814.24 is: 863,591.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,795.60 : 1,390,705.44 = 625,814.24 : x
  2. Step 2: Convert to fraction form
    1,007,795.60/1,390,705.44 = 625,814.24/x
  3. Step 3: Cross multiply
    1,007,795.60x = 1,390,705.44 × 625,814.24
  4. Step 4: Simplify right side
    1,007,795.60x = 870,323,267,997.47
  5. Step 5: Solve for x
    x = 870,323,267,997.47/1,007,795.60
  6. Step 6: Final answer
    x = 863,591.06

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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.