Home / 1,122,762.61-1,549,412.40-613,464.98

Finding the Fourth Proportional to 1,122,762.61, 1,549,412.40 and 613,464.98

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Solution

The fourth proportional to 1,122,762.61, 1,549,412.40 and 613,464.98 is: 846,581.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,762.61 : 1,549,412.40 = 613,464.98 : x
  2. Step 2: Convert to fraction form
    1,122,762.61/1,549,412.40 = 613,464.98/x
  3. Step 3: Cross multiply
    1,122,762.61x = 1,549,412.40 × 613,464.98
  4. Step 4: Simplify right side
    1,122,762.61x = 950,510,254,331.56
  5. Step 5: Solve for x
    x = 950,510,254,331.56/1,122,762.61
  6. Step 6: Final answer
    x = 846,581.68

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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.