Home / 1,037,159.37-1,556,466.27-429,957.05

Finding the Fourth Proportional to 1,037,159.37, 1,556,466.27 and 429,957.05

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Solution

The fourth proportional to 1,037,159.37, 1,556,466.27 and 429,957.05 is: 645,237.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,159.37 : 1,556,466.27 = 429,957.05 : x
  2. Step 2: Convert to fraction form
    1,037,159.37/1,556,466.27 = 429,957.05/x
  3. Step 3: Cross multiply
    1,037,159.37x = 1,556,466.27 × 429,957.05
  4. Step 4: Simplify right side
    1,037,159.37x = 669,213,641,982.54
  5. Step 5: Solve for x
    x = 669,213,641,982.54/1,037,159.37
  6. Step 6: Final answer
    x = 645,237.04

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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.