Home / 1,219,483.24-1,828,837.34-1,139,877.80

Finding the Fourth Proportional to 1,219,483.24, 1,828,837.34 and 1,139,877.80

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Solution

The fourth proportional to 1,219,483.24, 1,828,837.34 and 1,139,877.80 is: 1,709,454.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,483.24 : 1,828,837.34 = 1,139,877.80 : x
  2. Step 2: Convert to fraction form
    1,219,483.24/1,828,837.34 = 1,139,877.80/x
  3. Step 3: Cross multiply
    1,219,483.24x = 1,828,837.34 × 1,139,877.80
  4. Step 4: Simplify right side
    1,219,483.24x = 2,084,651,079,966.16
  5. Step 5: Solve for x
    x = 2,084,651,079,966.16/1,219,483.24
  6. Step 6: Final answer
    x = 1,709,454.48

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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.