Home / 2,227,509.60-3,073,966.65-1,208,916.78

Finding the Fourth Proportional to 2,227,509.60, 3,073,966.65 and 1,208,916.78

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Solution

The fourth proportional to 2,227,509.60, 3,073,966.65 and 1,208,916.78 is: 1,668,307.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,509.60 : 3,073,966.65 = 1,208,916.78 : x
  2. Step 2: Convert to fraction form
    2,227,509.60/3,073,966.65 = 1,208,916.78/x
  3. Step 3: Cross multiply
    2,227,509.60x = 3,073,966.65 × 1,208,916.78
  4. Step 4: Simplify right side
    2,227,509.60x = 3,716,169,864,345.39
  5. Step 5: Solve for x
    x = 3,716,169,864,345.39/2,227,509.60
  6. Step 6: Final answer
    x = 1,668,307.00

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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.