Home / 1,488,622.20-2,233,066.51-577,783.32

Finding the Fourth Proportional to 1,488,622.20, 2,233,066.51 and 577,783.32

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Solution

The fourth proportional to 1,488,622.20, 2,233,066.51 and 577,783.32 is: 866,726.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,622.20 : 2,233,066.51 = 577,783.32 : x
  2. Step 2: Convert to fraction form
    1,488,622.20/2,233,066.51 = 577,783.32/x
  3. Step 3: Cross multiply
    1,488,622.20x = 2,233,066.51 × 577,783.32
  4. Step 4: Simplify right side
    1,488,622.20x = 1,290,228,571,026.81
  5. Step 5: Solve for x
    x = 1,290,228,571,026.81/1,488,622.20
  6. Step 6: Final answer
    x = 866,726.68

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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.