Home / 1,402,243.70-2,103,365.55-898,358.90

Finding the Fourth Proportional to 1,402,243.70, 2,103,365.55 and 898,358.90

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Solution

The fourth proportional to 1,402,243.70, 2,103,365.55 and 898,358.90 is: 1,347,538.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,243.70 : 2,103,365.55 = 898,358.90 : x
  2. Step 2: Convert to fraction form
    1,402,243.70/2,103,365.55 = 898,358.90/x
  3. Step 3: Cross multiply
    1,402,243.70x = 2,103,365.55 × 898,358.90
  4. Step 4: Simplify right side
    1,402,243.70x = 1,889,577,161,795.89
  5. Step 5: Solve for x
    x = 1,889,577,161,795.89/1,402,243.70
  6. Step 6: Final answer
    x = 1,347,538.35

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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.