Home / 2,089,925.52-2,884,130.16-1,172,358.64

Finding the Fourth Proportional to 2,089,925.52, 2,884,130.16 and 1,172,358.64

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Solution

The fourth proportional to 2,089,925.52, 2,884,130.16 and 1,172,358.64 is: 1,617,873.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089,925.52 : 2,884,130.16 = 1,172,358.64 : x
  2. Step 2: Convert to fraction form
    2,089,925.52/2,884,130.16 = 1,172,358.64/x
  3. Step 3: Cross multiply
    2,089,925.52x = 2,884,130.16 × 1,172,358.64
  4. Step 4: Simplify right side
    2,089,925.52x = 3,381,234,911,960.58
  5. Step 5: Solve for x
    x = 3,381,234,911,960.58/2,089,925.52
  6. Step 6: Final answer
    x = 1,617,873.40

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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.