Home / 1,182,783.90-1,772,134.65-550,400.70

Finding the Fourth Proportional to 1,182,783.90, 1,772,134.65 and 550,400.70

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Solution

The fourth proportional to 1,182,783.90, 1,772,134.65 and 550,400.70 is: 824,651.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,783.90 : 1,772,134.65 = 550,400.70 : x
  2. Step 2: Convert to fraction form
    1,182,783.90/1,772,134.65 = 550,400.70/x
  3. Step 3: Cross multiply
    1,182,783.90x = 1,772,134.65 × 550,400.70
  4. Step 4: Simplify right side
    1,182,783.90x = 975,384,151,854.26
  5. Step 5: Solve for x
    x = 975,384,151,854.26/1,182,783.90
  6. Step 6: Final answer
    x = 824,651.19

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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.