Home / 1,007,064.81-1,389,767.15-548,192.57

Finding the Fourth Proportional to 1,007,064.81, 1,389,767.15 and 548,192.57

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Solution

The fourth proportional to 1,007,064.81, 1,389,767.15 and 548,192.57 is: 756,515.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,064.81 : 1,389,767.15 = 548,192.57 : x
  2. Step 2: Convert to fraction form
    1,007,064.81/1,389,767.15 = 548,192.57/x
  3. Step 3: Cross multiply
    1,007,064.81x = 1,389,767.15 × 548,192.57
  4. Step 4: Simplify right side
    1,007,064.81x = 761,860,027,899.16
  5. Step 5: Solve for x
    x = 761,860,027,899.16/1,007,064.81
  6. Step 6: Final answer
    x = 756,515.39

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1.5x scale

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.