Home / 1,122,811.70-1,549,482.10-613,503.14

Finding the Fourth Proportional to 1,122,811.70, 1,549,482.10 and 613,503.14

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Solution

The fourth proportional to 1,122,811.70, 1,549,482.10 and 613,503.14 is: 846,635.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,811.70 : 1,549,482.10 = 613,503.14 : x
  2. Step 2: Convert to fraction form
    1,122,811.70/1,549,482.10 = 613,503.14/x
  3. Step 3: Cross multiply
    1,122,811.70x = 1,549,482.10 × 613,503.14
  4. Step 4: Simplify right side
    1,122,811.70x = 950,612,133,723.79
  5. Step 5: Solve for x
    x = 950,612,133,723.79/1,122,811.70
  6. Step 6: Final answer
    x = 846,635.40

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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.