Home / 1,048,678.07-1,571,115.29-480,533.74

Finding the Fourth Proportional to 1,048,678.07, 1,571,115.29 and 480,533.74

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Solution

The fourth proportional to 1,048,678.07, 1,571,115.29 and 480,533.74 is: 719,929.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,678.07 : 1,571,115.29 = 480,533.74 : x
  2. Step 2: Convert to fraction form
    1,048,678.07/1,571,115.29 = 480,533.74/x
  3. Step 3: Cross multiply
    1,048,678.07x = 1,571,115.29 × 480,533.74
  4. Step 4: Simplify right side
    1,048,678.07x = 754,973,899,944.43
  5. Step 5: Solve for x
    x = 754,973,899,944.43/1,048,678.07
  6. Step 6: Final answer
    x = 719,929.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.