Home / 1,501,370.47-2,071,892.34-813,047.75

Finding the Fourth Proportional to 1,501,370.47, 2,071,892.34 and 813,047.75

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Solution

The fourth proportional to 1,501,370.47, 2,071,892.34 and 813,047.75 is: 1,122,006.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,370.47 : 2,071,892.34 = 813,047.75 : x
  2. Step 2: Convert to fraction form
    1,501,370.47/2,071,892.34 = 813,047.75/x
  3. Step 3: Cross multiply
    1,501,370.47x = 2,071,892.34 × 813,047.75
  4. Step 4: Simplify right side
    1,501,370.47x = 1,684,547,394,919.77
  5. Step 5: Solve for x
    x = 1,684,547,394,919.77/1,501,370.47
  6. Step 6: Final answer
    x = 1,122,006.48

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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.