Home / 1,139,783.93-1,709,678.01-465,864.74

Finding the Fourth Proportional to 1,139,783.93, 1,709,678.01 and 465,864.74

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Solution

The fourth proportional to 1,139,783.93, 1,709,678.01 and 465,864.74 is: 698,797.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,139,783.93 : 1,709,678.01 = 465,864.74 : x
  2. Step 2: Convert to fraction form
    1,139,783.93/1,709,678.01 = 465,864.74/x
  3. Step 3: Cross multiply
    1,139,783.93x = 1,709,678.01 × 465,864.74
  4. Step 4: Simplify right side
    1,139,783.93x = 796,478,701,612.37
  5. Step 5: Solve for x
    x = 796,478,701,612.37/1,139,783.93
  6. Step 6: Final answer
    x = 698,797.97

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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.