Home / 1,580,725.32-2,369,895.50-515,131.08

Finding the Fourth Proportional to 1,580,725.32, 2,369,895.50 and 515,131.08

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Solution

The fourth proportional to 1,580,725.32, 2,369,895.50 and 515,131.08 is: 772,308.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,725.32 : 2,369,895.50 = 515,131.08 : x
  2. Step 2: Convert to fraction form
    1,580,725.32/2,369,895.50 = 515,131.08/x
  3. Step 3: Cross multiply
    1,580,725.32x = 2,369,895.50 × 515,131.08
  4. Step 4: Simplify right side
    1,580,725.32x = 1,220,806,828,402.14
  5. Step 5: Solve for x
    x = 1,220,806,828,402.14/1,580,725.32
  6. Step 6: Final answer
    x = 772,308.01

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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.