Home / 2,118,501.60-3,176,555.65-1,937,738.88

Finding the Fourth Proportional to 2,118,501.60, 3,176,555.65 and 1,937,738.88

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Solution

The fourth proportional to 2,118,501.60, 3,176,555.65 and 1,937,738.88 is: 2,905,513.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,118,501.60 : 3,176,555.65 = 1,937,738.88 : x
  2. Step 2: Convert to fraction form
    2,118,501.60/3,176,555.65 = 1,937,738.88/x
  3. Step 3: Cross multiply
    2,118,501.60x = 3,176,555.65 × 1,937,738.88
  4. Step 4: Simplify right side
    2,118,501.60x = 6,155,335,387,488.67
  5. Step 5: Solve for x
    x = 6,155,335,387,488.67/2,118,501.60
  6. Step 6: Final answer
    x = 2,905,513.68

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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.