Home / 1,959,266.60-2,938,208.70-697,135.40

Finding the Fourth Proportional to 1,959,266.60, 2,938,208.70 and 697,135.40

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Solution

The fourth proportional to 1,959,266.60, 2,938,208.70 and 697,135.40 is: 1,045,457.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,266.60 : 2,938,208.70 = 697,135.40 : x
  2. Step 2: Convert to fraction form
    1,959,266.60/2,938,208.70 = 697,135.40/x
  3. Step 3: Cross multiply
    1,959,266.60x = 2,938,208.70 × 697,135.40
  4. Step 4: Simplify right side
    1,959,266.60x = 2,048,329,297,357.98
  5. Step 5: Solve for x
    x = 2,048,329,297,357.98/1,959,266.60
  6. Step 6: Final answer
    x = 1,045,457.16

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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.