Home / 1,144,627.80-1,714,652.63-688,968.78

Finding the Fourth Proportional to 1,144,627.80, 1,714,652.63 and 688,968.78

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Solution

The fourth proportional to 1,144,627.80, 1,714,652.63 and 688,968.78 is: 1,032,075.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,627.80 : 1,714,652.63 = 688,968.78 : x
  2. Step 2: Convert to fraction form
    1,144,627.80/1,714,652.63 = 688,968.78/x
  3. Step 3: Cross multiply
    1,144,627.80x = 1,714,652.63 × 688,968.78
  4. Step 4: Simplify right side
    1,144,627.80x = 1,181,342,130,614.89
  5. Step 5: Solve for x
    x = 1,181,342,130,614.89/1,144,627.80
  6. Step 6: Final answer
    x = 1,032,075.34

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.