Home / 1,127,064.32-1,555,508.25-697,482.80

Finding the Fourth Proportional to 1,127,064.32, 1,555,508.25 and 697,482.80

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Solution

The fourth proportional to 1,127,064.32, 1,555,508.25 and 697,482.80 is: 962,624.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,064.32 : 1,555,508.25 = 697,482.80 : x
  2. Step 2: Convert to fraction form
    1,127,064.32/1,555,508.25 = 697,482.80/x
  3. Step 3: Cross multiply
    1,127,064.32x = 1,555,508.25 × 697,482.80
  4. Step 4: Simplify right side
    1,127,064.32x = 1,084,940,249,633.10
  5. Step 5: Solve for x
    x = 1,084,940,249,633.10/1,127,064.32
  6. Step 6: Final answer
    x = 962,624.96

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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.