Home / 1,184,829.84-1,635,061.59-640,965.47

Finding the Fourth Proportional to 1,184,829.84, 1,635,061.59 and 640,965.47

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Solution

The fourth proportional to 1,184,829.84, 1,635,061.59 and 640,965.47 is: 884,530.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,829.84 : 1,635,061.59 = 640,965.47 : x
  2. Step 2: Convert to fraction form
    1,184,829.84/1,635,061.59 = 640,965.47/x
  3. Step 3: Cross multiply
    1,184,829.84x = 1,635,061.59 × 640,965.47
  4. Step 4: Simplify right side
    1,184,829.84x = 1,048,018,012,337.99
  5. Step 5: Solve for x
    x = 1,048,018,012,337.99/1,184,829.84
  6. Step 6: Final answer
    x = 884,530.40

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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.