Home / 2,114,551.37-2,918,083.73-1,147,681.40

Finding the Fourth Proportional to 2,114,551.37, 2,918,083.73 and 1,147,681.40

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Solution

The fourth proportional to 2,114,551.37, 2,918,083.73 and 1,147,681.40 is: 1,583,801.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,551.37 : 2,918,083.73 = 1,147,681.40 : x
  2. Step 2: Convert to fraction form
    2,114,551.37/2,918,083.73 = 1,147,681.40/x
  3. Step 3: Cross multiply
    2,114,551.37x = 2,918,083.73 × 1,147,681.40
  4. Step 4: Simplify right side
    2,114,551.37x = 3,349,030,416,649.02
  5. Step 5: Solve for x
    x = 3,349,030,416,649.02/2,114,551.37
  6. Step 6: Final answer
    x = 1,583,801.87

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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.