Home / 2,051,188.76-2,830,670.40-1,133,439.12

Finding the Fourth Proportional to 2,051,188.76, 2,830,670.40 and 1,133,439.12

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Solution

The fourth proportional to 2,051,188.76, 2,830,670.40 and 1,133,439.12 is: 1,564,162.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,188.76 : 2,830,670.40 = 1,133,439.12 : x
  2. Step 2: Convert to fraction form
    2,051,188.76/2,830,670.40 = 1,133,439.12/x
  3. Step 3: Cross multiply
    2,051,188.76x = 2,830,670.40 × 1,133,439.12
  4. Step 4: Simplify right side
    2,051,188.76x = 3,208,392,547,365.50
  5. Step 5: Solve for x
    x = 3,208,392,547,365.50/2,051,188.76
  6. Step 6: Final answer
    x = 1,564,162.51

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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.