Home / 1,255,918.02-1,733,114.54-712,090.56

Finding the Fourth Proportional to 1,255,918.02, 1,733,114.54 and 712,090.56

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Solution

The fourth proportional to 1,255,918.02, 1,733,114.54 and 712,090.56 is: 982,655.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,918.02 : 1,733,114.54 = 712,090.56 : x
  2. Step 2: Convert to fraction form
    1,255,918.02/1,733,114.54 = 712,090.56/x
  3. Step 3: Cross multiply
    1,255,918.02x = 1,733,114.54 × 712,090.56
  4. Step 4: Simplify right side
    1,255,918.02x = 1,234,134,506,271.47
  5. Step 5: Solve for x
    x = 1,234,134,506,271.47/1,255,918.02
  6. Step 6: Final answer
    x = 982,655.31

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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.