Home / 1,357,733.82-1,873,464.39-784,663.32

Finding the Fourth Proportional to 1,357,733.82, 1,873,464.39 and 784,663.32

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Solution

The fourth proportional to 1,357,733.82, 1,873,464.39 and 784,663.32 is: 1,082,715.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,733.82 : 1,873,464.39 = 784,663.32 : x
  2. Step 2: Convert to fraction form
    1,357,733.82/1,873,464.39 = 784,663.32/x
  3. Step 3: Cross multiply
    1,357,733.82x = 1,873,464.39 × 784,663.32
  4. Step 4: Simplify right side
    1,357,733.82x = 1,470,038,788,159.17
  5. Step 5: Solve for x
    x = 1,470,038,788,159.17/1,357,733.82
  6. Step 6: Final answer
    x = 1,082,715.01

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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.