Home / 2,581,278.57-3,562,017.93-1,435,334.31

Finding the Fourth Proportional to 2,581,278.57, 3,562,017.93 and 1,435,334.31

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Solution

The fourth proportional to 2,581,278.57, 3,562,017.93 and 1,435,334.31 is: 1,980,679.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581,278.57 : 3,562,017.93 = 1,435,334.31 : x
  2. Step 2: Convert to fraction form
    2,581,278.57/3,562,017.93 = 1,435,334.31/x
  3. Step 3: Cross multiply
    2,581,278.57x = 3,562,017.93 × 1,435,334.31
  4. Step 4: Simplify right side
    2,581,278.57x = 5,112,686,547,764.18
  5. Step 5: Solve for x
    x = 5,112,686,547,764.18/2,581,278.57
  6. Step 6: Final answer
    x = 1,980,679.89

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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.