Home / 1,052,124.36-1,578,420.38-490,852.68

Finding the Fourth Proportional to 1,052,124.36, 1,578,420.38 and 490,852.68

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Solution

The fourth proportional to 1,052,124.36, 1,578,420.38 and 490,852.68 is: 736,388.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,124.36 : 1,578,420.38 = 490,852.68 : x
  2. Step 2: Convert to fraction form
    1,052,124.36/1,578,420.38 = 490,852.68/x
  3. Step 3: Cross multiply
    1,052,124.36x = 1,578,420.38 × 490,852.68
  4. Step 4: Simplify right side
    1,052,124.36x = 774,771,873,689.62
  5. Step 5: Solve for x
    x = 774,771,873,689.62/1,052,124.36
  6. Step 6: Final answer
    x = 736,388.11

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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.