Home / 1,584,948.74-2,184,208.90-1,555,797.40

Finding the Fourth Proportional to 1,584,948.74, 2,184,208.90 and 1,555,797.40

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Solution

The fourth proportional to 1,584,948.74, 2,184,208.90 and 1,555,797.40 is: 2,144,035.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584,948.74 : 2,184,208.90 = 1,555,797.40 : x
  2. Step 2: Convert to fraction form
    1,584,948.74/2,184,208.90 = 1,555,797.40/x
  3. Step 3: Cross multiply
    1,584,948.74x = 2,184,208.90 × 1,555,797.40
  4. Step 4: Simplify right side
    1,584,948.74x = 3,398,186,524,161.08
  5. Step 5: Solve for x
    x = 3,398,186,524,161.08/1,584,948.74
  6. Step 6: Final answer
    x = 2,144,035.60

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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.