Home / 2,109,460.45-2,911,055.51-1,142,590.74

Finding the Fourth Proportional to 2,109,460.45, 2,911,055.51 and 1,142,590.74

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Solution

The fourth proportional to 2,109,460.45, 2,911,055.51 and 1,142,590.74 is: 1,576,775.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,460.45 : 2,911,055.51 = 1,142,590.74 : x
  2. Step 2: Convert to fraction form
    2,109,460.45/2,911,055.51 = 1,142,590.74/x
  3. Step 3: Cross multiply
    2,109,460.45x = 2,911,055.51 × 1,142,590.74
  4. Step 4: Simplify right side
    2,109,460.45x = 3,326,145,069,351.98
  5. Step 5: Solve for x
    x = 3,326,145,069,351.98/2,109,460.45
  6. Step 6: Final answer
    x = 1,576,775.27

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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.