Home / 1,007,852.12-1,390,824-548,965.25

Finding the Fourth Proportional to 1,007,852.12, 1,390,824 and 548,965.25

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Solution

The fourth proportional to 1,007,852.12, 1,390,824 and 548,965.25 is: 757,565.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,852.12 : 1,390,824 = 548,965.25 : x
  2. Step 2: Convert to fraction form
    1,007,852.12/1,390,824 = 548,965.25/x
  3. Step 3: Cross multiply
    1,007,852.12x = 1,390,824 × 548,965.25
  4. Step 4: Simplify right side
    1,007,852.12x = 763,514,037,911.88
  5. Step 5: Solve for x
    x = 763,514,037,911.88/1,007,852.12
  6. Step 6: Final answer
    x = 757,565.55

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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.