Home / 1,011,483.19-1,395,790.81-581,770.50

Finding the Fourth Proportional to 1,011,483.19, 1,395,790.81 and 581,770.50

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Solution

The fourth proportional to 1,011,483.19, 1,395,790.81 and 581,770.50 is: 802,811.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,483.19 : 1,395,790.81 = 581,770.50 : x
  2. Step 2: Convert to fraction form
    1,011,483.19/1,395,790.81 = 581,770.50/x
  3. Step 3: Cross multiply
    1,011,483.19x = 1,395,790.81 × 581,770.50
  4. Step 4: Simplify right side
    1,011,483.19x = 812,029,917,429.11
  5. Step 5: Solve for x
    x = 812,029,917,429.11/1,011,483.19
  6. Step 6: Final answer
    x = 802,811.09

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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.