Home / 1,037,699.09-1,556,465.53-461,500.78

Finding the Fourth Proportional to 1,037,699.09, 1,556,465.53 and 461,500.78

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Solution

The fourth proportional to 1,037,699.09, 1,556,465.53 and 461,500.78 is: 692,214.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,699.09 : 1,556,465.53 = 461,500.78 : x
  2. Step 2: Convert to fraction form
    1,037,699.09/1,556,465.53 = 461,500.78/x
  3. Step 3: Cross multiply
    1,037,699.09x = 1,556,465.53 × 461,500.78
  4. Step 4: Simplify right side
    1,037,699.09x = 718,310,048,355.79
  5. Step 5: Solve for x
    x = 718,310,048,355.79/1,037,699.09
  6. Step 6: Final answer
    x = 692,214.20

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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.