Home / 1,367,316.30-1,886,943.15-858,299.34

Finding the Fourth Proportional to 1,367,316.30, 1,886,943.15 and 858,299.34

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Solution

The fourth proportional to 1,367,316.30, 1,886,943.15 and 858,299.34 is: 1,184,482.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,316.30 : 1,886,943.15 = 858,299.34 : x
  2. Step 2: Convert to fraction form
    1,367,316.30/1,886,943.15 = 858,299.34/x
  3. Step 3: Cross multiply
    1,367,316.30x = 1,886,943.15 × 858,299.34
  4. Step 4: Simplify right side
    1,367,316.30x = 1,619,562,060,262.52
  5. Step 5: Solve for x
    x = 1,619,562,060,262.52/1,367,316.30
  6. Step 6: Final answer
    x = 1,184,482.38

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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.