Home / 1,663,556.96-2,495,075.16-541,618.40

Finding the Fourth Proportional to 1,663,556.96, 2,495,075.16 and 541,618.40

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Solution

The fourth proportional to 1,663,556.96, 2,495,075.16 and 541,618.40 is: 812,342.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,556.96 : 2,495,075.16 = 541,618.40 : x
  2. Step 2: Convert to fraction form
    1,663,556.96/2,495,075.16 = 541,618.40/x
  3. Step 3: Cross multiply
    1,663,556.96x = 2,495,075.16 × 541,618.40
  4. Step 4: Simplify right side
    1,663,556.96x = 1,351,378,616,038.94
  5. Step 5: Solve for x
    x = 1,351,378,616,038.94/1,663,556.96
  6. Step 6: Final answer
    x = 812,342.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.