Home / 1,939,159-2,909,053.68-573,071.32

Finding the Fourth Proportional to 1,939,159, 2,909,053.68 and 573,071.32

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Solution

The fourth proportional to 1,939,159, 2,909,053.68 and 573,071.32 is: 859,700.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,159 : 2,909,053.68 = 573,071.32 : x
  2. Step 2: Convert to fraction form
    1,939,159/2,909,053.68 = 573,071.32/x
  3. Step 3: Cross multiply
    1,939,159x = 2,909,053.68 × 573,071.32
  4. Step 4: Simplify right side
    1,939,159x = 1,667,095,232,348.46
  5. Step 5: Solve for x
    x = 1,667,095,232,348.46/1,939,159
  6. Step 6: Final answer
    x = 859,700.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.