Home / 3,462,692.88-4,778,368.12-1,913,875.26

Finding the Fourth Proportional to 3,462,692.88, 4,778,368.12 and 1,913,875.26

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Solution

The fourth proportional to 3,462,692.88, 4,778,368.12 and 1,913,875.26 is: 2,641,066.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462,692.88 : 4,778,368.12 = 1,913,875.26 : x
  2. Step 2: Convert to fraction form
    3,462,692.88/4,778,368.12 = 1,913,875.26/x
  3. Step 3: Cross multiply
    3,462,692.88x = 4,778,368.12 × 1,913,875.26
  4. Step 4: Simplify right side
    3,462,692.88x = 9,145,200,528,040.71
  5. Step 5: Solve for x
    x = 9,145,200,528,040.71/3,462,692.88
  6. Step 6: Final answer
    x = 2,641,066.03

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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.