Home / 1,147,337.80-1,721,006.70-882,435.40

Finding the Fourth Proportional to 1,147,337.80, 1,721,006.70 and 882,435.40

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Solution

The fourth proportional to 1,147,337.80, 1,721,006.70 and 882,435.40 is: 1,323,653.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,337.80 : 1,721,006.70 = 882,435.40 : x
  2. Step 2: Convert to fraction form
    1,147,337.80/1,721,006.70 = 882,435.40/x
  3. Step 3: Cross multiply
    1,147,337.80x = 1,721,006.70 × 882,435.40
  4. Step 4: Simplify right side
    1,147,337.80x = 1,518,677,235,717.18
  5. Step 5: Solve for x
    x = 1,518,677,235,717.18/1,147,337.80
  6. Step 6: Final answer
    x = 1,323,653.10

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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.