Home / 1,460,128.51-2,191,566.73-740,986.53

Finding the Fourth Proportional to 1,460,128.51, 2,191,566.73 and 740,986.53

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Solution

The fourth proportional to 1,460,128.51, 2,191,566.73 and 740,986.53 is: 1,112,177.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,460,128.51 : 2,191,566.73 = 740,986.53 : x
  2. Step 2: Convert to fraction form
    1,460,128.51/2,191,566.73 = 740,986.53/x
  3. Step 3: Cross multiply
    1,460,128.51x = 2,191,566.73 × 740,986.53
  4. Step 4: Simplify right side
    1,460,128.51x = 1,623,921,416,303.68
  5. Step 5: Solve for x
    x = 1,623,921,416,303.68/1,460,128.51
  6. Step 6: Final answer
    x = 1,112,177.05

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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.