Home / 1,918,679.96-2,648,124.96-1,144,360.46

Finding the Fourth Proportional to 1,918,679.96, 2,648,124.96 and 1,144,360.46

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Solution

The fourth proportional to 1,918,679.96, 2,648,124.96 and 1,144,360.46 is: 1,579,424.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,679.96 : 2,648,124.96 = 1,144,360.46 : x
  2. Step 2: Convert to fraction form
    1,918,679.96/2,648,124.96 = 1,144,360.46/x
  3. Step 3: Cross multiply
    1,918,679.96x = 2,648,124.96 × 1,144,360.46
  4. Step 4: Simplify right side
    1,918,679.96x = 3,030,409,497,363.08
  5. Step 5: Solve for x
    x = 3,030,409,497,363.08/1,918,679.96
  6. Step 6: Final answer
    x = 1,579,424.17

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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.