Home / 1,036,645.93-1,555,047.60-353,320.40

Finding the Fourth Proportional to 1,036,645.93, 1,555,047.60 and 353,320.40

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Solution

The fourth proportional to 1,036,645.93, 1,555,047.60 and 353,320.40 is: 530,007.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,645.93 : 1,555,047.60 = 353,320.40 : x
  2. Step 2: Convert to fraction form
    1,036,645.93/1,555,047.60 = 353,320.40/x
  3. Step 3: Cross multiply
    1,036,645.93x = 1,555,047.60 × 353,320.40
  4. Step 4: Simplify right side
    1,036,645.93x = 549,430,040,051.04
  5. Step 5: Solve for x
    x = 549,430,040,051.04/1,036,645.93
  6. Step 6: Final answer
    x = 530,007.43

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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.