Home / 1,812,319.67-2,501,381.69-1,149,602.88

Finding the Fourth Proportional to 1,812,319.67, 2,501,381.69 and 1,149,602.88

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Solution

The fourth proportional to 1,812,319.67, 2,501,381.69 and 1,149,602.88 is: 1,586,693.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,812,319.67 : 2,501,381.69 = 1,149,602.88 : x
  2. Step 2: Convert to fraction form
    1,812,319.67/2,501,381.69 = 1,149,602.88/x
  3. Step 3: Cross multiply
    1,812,319.67x = 2,501,381.69 × 1,149,602.88
  4. Step 4: Simplify right side
    1,812,319.67x = 2,875,595,594,803.27
  5. Step 5: Solve for x
    x = 2,875,595,594,803.27/1,812,319.67
  6. Step 6: Final answer
    x = 1,586,693.36

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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.