Home / 2,357,678.93-3,537,890.67-991,353.77

Finding the Fourth Proportional to 2,357,678.93, 3,537,890.67 and 991,353.77

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Solution

The fourth proportional to 2,357,678.93, 3,537,890.67 and 991,353.77 is: 1,487,607.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,357,678.93 : 3,537,890.67 = 991,353.77 : x
  2. Step 2: Convert to fraction form
    2,357,678.93/3,537,890.67 = 991,353.77/x
  3. Step 3: Cross multiply
    2,357,678.93x = 3,537,890.67 × 991,353.77
  4. Step 4: Simplify right side
    2,357,678.93x = 3,507,301,253,552.33
  5. Step 5: Solve for x
    x = 3,507,301,253,552.33/2,357,678.93
  6. Step 6: Final answer
    x = 1,487,607.67

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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.