Home / 2,039,607.47-2,814,663.93-1,121,930.66

Finding the Fourth Proportional to 2,039,607.47, 2,814,663.93 and 1,121,930.66

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Solution

The fourth proportional to 2,039,607.47, 2,814,663.93 and 1,121,930.66 is: 1,548,267.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,607.47 : 2,814,663.93 = 1,121,930.66 : x
  2. Step 2: Convert to fraction form
    2,039,607.47/2,814,663.93 = 1,121,930.66/x
  3. Step 3: Cross multiply
    2,039,607.47x = 2,814,663.93 × 1,121,930.66
  4. Step 4: Simplify right side
    2,039,607.47x = 3,157,857,742,382.53
  5. Step 5: Solve for x
    x = 3,157,857,742,382.53/2,039,607.47
  6. Step 6: Final answer
    x = 1,548,267.40

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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.