Home / 1,561,665.60-2,337,314.40-1,133,985.60

Finding the Fourth Proportional to 1,561,665.60, 2,337,314.40 and 1,133,985.60

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Solution

The fourth proportional to 1,561,665.60, 2,337,314.40 and 1,133,985.60 is: 1,697,214.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,665.60 : 2,337,314.40 = 1,133,985.60 : x
  2. Step 2: Convert to fraction form
    1,561,665.60/2,337,314.40 = 1,133,985.60/x
  3. Step 3: Cross multiply
    1,561,665.60x = 2,337,314.40 × 1,133,985.60
  4. Step 4: Simplify right side
    1,561,665.60x = 2,650,480,872,272.64
  5. Step 5: Solve for x
    x = 2,650,480,872,272.64/1,561,665.60
  6. Step 6: Final answer
    x = 1,697,214.10

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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.