Home / 1,676,804.80-2,510,265.12-1,107,140.80

Finding the Fourth Proportional to 1,676,804.80, 2,510,265.12 and 1,107,140.80

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Solution

The fourth proportional to 1,676,804.80, 2,510,265.12 and 1,107,140.80 is: 1,657,448.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,804.80 : 2,510,265.12 = 1,107,140.80 : x
  2. Step 2: Convert to fraction form
    1,676,804.80/2,510,265.12 = 1,107,140.80/x
  3. Step 3: Cross multiply
    1,676,804.80x = 2,510,265.12 × 1,107,140.80
  4. Step 4: Simplify right side
    1,676,804.80x = 2,779,216,933,168.90
  5. Step 5: Solve for x
    x = 2,779,216,933,168.90/1,676,804.80
  6. Step 6: Final answer
    x = 1,657,448.10

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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.