Home / 1,283,873.56-1,771,240.17-824,919.46

Finding the Fourth Proportional to 1,283,873.56, 1,771,240.17 and 824,919.46

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Solution

The fourth proportional to 1,283,873.56, 1,771,240.17 and 824,919.46 is: 1,138,064.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,873.56 : 1,771,240.17 = 824,919.46 : x
  2. Step 2: Convert to fraction form
    1,283,873.56/1,771,240.17 = 824,919.46/x
  3. Step 3: Cross multiply
    1,283,873.56x = 1,771,240.17 × 824,919.46
  4. Step 4: Simplify right side
    1,283,873.56x = 1,461,130,484,566.71
  5. Step 5: Solve for x
    x = 1,461,130,484,566.71/1,283,873.56
  6. Step 6: Final answer
    x = 1,138,064.16

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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.