Home / 1,460,672.80-2,191,834.40-786,739.84

Finding the Fourth Proportional to 1,460,672.80, 2,191,834.40 and 786,739.84

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Solution

The fourth proportional to 1,460,672.80, 2,191,834.40 and 786,739.84 is: 1,180,554.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,672.80 : 2,191,834.40 = 786,739.84 : x
  2. Step 2: Convert to fraction form
    1,460,672.80/2,191,834.40 = 786,739.84/x
  3. Step 3: Cross multiply
    1,460,672.80x = 2,191,834.40 × 786,739.84
  4. Step 4: Simplify right side
    1,460,672.80x = 1,724,403,445,162.50
  5. Step 5: Solve for x
    x = 1,724,403,445,162.50/1,460,672.80
  6. Step 6: Final answer
    x = 1,180,554.22

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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.