Home / 1,137,511.26-1,570,475.50-724,281.26

Finding the Fourth Proportional to 1,137,511.26, 1,570,475.50 and 724,281.26

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Solution

The fourth proportional to 1,137,511.26, 1,570,475.50 and 724,281.26 is: 999,960.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,511.26 : 1,570,475.50 = 724,281.26 : x
  2. Step 2: Convert to fraction form
    1,137,511.26/1,570,475.50 = 724,281.26/x
  3. Step 3: Cross multiply
    1,137,511.26x = 1,570,475.50 × 724,281.26
  4. Step 4: Simplify right side
    1,137,511.26x = 1,137,465,973,939.13
  5. Step 5: Solve for x
    x = 1,137,465,973,939.13/1,137,511.26
  6. Step 6: Final answer
    x = 999,960.19

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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.