Home / 1,348,732.89-2,013,260.13-1,178,477.91

Finding the Fourth Proportional to 1,348,732.89, 2,013,260.13 and 1,178,477.91

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Solution

The fourth proportional to 1,348,732.89, 2,013,260.13 and 1,178,477.91 is: 1,759,119.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,732.89 : 2,013,260.13 = 1,178,477.91 : x
  2. Step 2: Convert to fraction form
    1,348,732.89/2,013,260.13 = 1,178,477.91/x
  3. Step 3: Cross multiply
    1,348,732.89x = 2,013,260.13 × 1,178,477.91
  4. Step 4: Simplify right side
    1,348,732.89x = 2,372,582,590,288.73
  5. Step 5: Solve for x
    x = 2,372,582,590,288.73/1,348,732.89
  6. Step 6: Final answer
    x = 1,759,119.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.