Home / 1,864,491.47-2,572,972.76-1,048,694.91

Finding the Fourth Proportional to 1,864,491.47, 2,572,972.76 and 1,048,694.91

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Solution

The fourth proportional to 1,864,491.47, 2,572,972.76 and 1,048,694.91 is: 1,447,184.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,864,491.47 : 2,572,972.76 = 1,048,694.91 : x
  2. Step 2: Convert to fraction form
    1,864,491.47/2,572,972.76 = 1,048,694.91/x
  3. Step 3: Cross multiply
    1,864,491.47x = 2,572,972.76 × 1,048,694.91
  4. Step 4: Simplify right side
    1,864,491.47x = 2,698,263,424,115.79
  5. Step 5: Solve for x
    x = 2,698,263,424,115.79/1,864,491.47
  6. Step 6: Final answer
    x = 1,447,184.64

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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.