Home / 1,725,643.14-2,588,460.40-511,314.32

Finding the Fourth Proportional to 1,725,643.14, 2,588,460.40 and 511,314.32

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Solution

The fourth proportional to 1,725,643.14, 2,588,460.40 and 511,314.32 is: 766,970.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,643.14 : 2,588,460.40 = 511,314.32 : x
  2. Step 2: Convert to fraction form
    1,725,643.14/2,588,460.40 = 511,314.32/x
  3. Step 3: Cross multiply
    1,725,643.14x = 2,588,460.40 × 511,314.32
  4. Step 4: Simplify right side
    1,725,643.14x = 1,323,516,876,383.22
  5. Step 5: Solve for x
    x = 1,323,516,876,383.22/1,725,643.14
  6. Step 6: Final answer
    x = 766,970.21

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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.