Home / 1,323,507.66-1,984,293.60-424,437.66

Finding the Fourth Proportional to 1,323,507.66, 1,984,293.60 and 424,437.66

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Solution

The fourth proportional to 1,323,507.66, 1,984,293.60 and 424,437.66 is: 636,346.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,507.66 : 1,984,293.60 = 424,437.66 : x
  2. Step 2: Convert to fraction form
    1,323,507.66/1,984,293.60 = 424,437.66/x
  3. Step 3: Cross multiply
    1,323,507.66x = 1,984,293.60 × 424,437.66
  4. Step 4: Simplify right side
    1,323,507.66x = 842,208,932,336.98
  5. Step 5: Solve for x
    x = 842,208,932,336.98/1,323,507.66
  6. Step 6: Final answer
    x = 636,346.10

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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.