Home / 1,009,713.99-1,393,308.48-556,975.83

Finding the Fourth Proportional to 1,009,713.99, 1,393,308.48 and 556,975.83

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Solution

The fourth proportional to 1,009,713.99, 1,393,308.48 and 556,975.83 is: 768,573.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,713.99 : 1,393,308.48 = 556,975.83 : x
  2. Step 2: Convert to fraction form
    1,009,713.99/1,393,308.48 = 556,975.83/x
  3. Step 3: Cross multiply
    1,009,713.99x = 1,393,308.48 × 556,975.83
  4. Step 4: Simplify right side
    1,009,713.99x = 776,039,147,094.04
  5. Step 5: Solve for x
    x = 776,039,147,094.04/1,009,713.99
  6. Step 6: Final answer
    x = 768,573.23

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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.