Home / 1,219,508.78-1,829,264.63-366,580.49

Finding the Fourth Proportional to 1,219,508.78, 1,829,264.63 and 366,580.49

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Solution

The fourth proportional to 1,219,508.78, 1,829,264.63 and 366,580.49 is: 549,871.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,508.78 : 1,829,264.63 = 366,580.49 : x
  2. Step 2: Convert to fraction form
    1,219,508.78/1,829,264.63 = 366,580.49/x
  3. Step 3: Cross multiply
    1,219,508.78x = 1,829,264.63 × 366,580.49
  4. Step 4: Simplify right side
    1,219,508.78x = 670,572,724,405.07
  5. Step 5: Solve for x
    x = 670,572,724,405.07/1,219,508.78
  6. Step 6: Final answer
    x = 549,871.17

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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.