Home / 1,456,283.74-2,184,423.71-391,325.82

Finding the Fourth Proportional to 1,456,283.74, 2,184,423.71 and 391,325.82

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Solution

The fourth proportional to 1,456,283.74, 2,184,423.71 and 391,325.82 is: 586,988.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,283.74 : 2,184,423.71 = 391,325.82 : x
  2. Step 2: Convert to fraction form
    1,456,283.74/2,184,423.71 = 391,325.82/x
  3. Step 3: Cross multiply
    1,456,283.74x = 2,184,423.71 × 391,325.82
  4. Step 4: Simplify right side
    1,456,283.74x = 854,821,386,664.45
  5. Step 5: Solve for x
    x = 854,821,386,664.45/1,456,283.74
  6. Step 6: Final answer
    x = 586,988.21

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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.