Home / 1,037,905.80-1,556,858.70-476,940.30

Finding the Fourth Proportional to 1,037,905.80, 1,556,858.70 and 476,940.30

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Solution

The fourth proportional to 1,037,905.80, 1,556,858.70 and 476,940.30 is: 715,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,905.80 : 1,556,858.70 = 476,940.30 : x
  2. Step 2: Convert to fraction form
    1,037,905.80/1,556,858.70 = 476,940.30/x
  3. Step 3: Cross multiply
    1,037,905.80x = 1,556,858.70 × 476,940.30
  4. Step 4: Simplify right side
    1,037,905.80x = 742,528,655,435.61
  5. Step 5: Solve for x
    x = 742,528,655,435.61/1,037,905.80
  6. Step 6: Final answer
    x = 715,410.45

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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.