Home / 1,370,803.50-1,891,657.80-758,944.08

Finding the Fourth Proportional to 1,370,803.50, 1,891,657.80 and 758,944.08

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Solution

The fourth proportional to 1,370,803.50, 1,891,657.80 and 758,944.08 is: 1,047,314.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,803.50 : 1,891,657.80 = 758,944.08 : x
  2. Step 2: Convert to fraction form
    1,370,803.50/1,891,657.80 = 758,944.08/x
  3. Step 3: Cross multiply
    1,370,803.50x = 1,891,657.80 × 758,944.08
  4. Step 4: Simplify right side
    1,370,803.50x = 1,435,662,488,695.82
  5. Step 5: Solve for x
    x = 1,435,662,488,695.82/1,370,803.50
  6. Step 6: Final answer
    x = 1,047,314.58

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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.