Home / 1,890,173.40-2,835,281.70-470,232.60

Finding the Fourth Proportional to 1,890,173.40, 2,835,281.70 and 470,232.60

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Solution

The fourth proportional to 1,890,173.40, 2,835,281.70 and 470,232.60 is: 705,354.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,173.40 : 2,835,281.70 = 470,232.60 : x
  2. Step 2: Convert to fraction form
    1,890,173.40/2,835,281.70 = 470,232.60/x
  3. Step 3: Cross multiply
    1,890,173.40x = 2,835,281.70 × 470,232.60
  4. Step 4: Simplify right side
    1,890,173.40x = 1,333,241,885,523.42
  5. Step 5: Solve for x
    x = 1,333,241,885,523.42/1,890,173.40
  6. Step 6: Final answer
    x = 705,354.27

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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.