Home / 1,742,477.40-2,613,845.70-620,400.60

Finding the Fourth Proportional to 1,742,477.40, 2,613,845.70 and 620,400.60

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Solution

The fourth proportional to 1,742,477.40, 2,613,845.70 and 620,400.60 is: 930,647.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,477.40 : 2,613,845.70 = 620,400.60 : x
  2. Step 2: Convert to fraction form
    1,742,477.40/2,613,845.70 = 620,400.60/x
  3. Step 3: Cross multiply
    1,742,477.40x = 2,613,845.70 × 620,400.60
  4. Step 4: Simplify right side
    1,742,477.40x = 1,621,631,440,587.42
  5. Step 5: Solve for x
    x = 1,621,631,440,587.42/1,742,477.40
  6. Step 6: Final answer
    x = 930,647.04

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1.5x scale

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.