Home / 1,174,999.80-1,762,499.70-1,042,030.20

Finding the Fourth Proportional to 1,174,999.80, 1,762,499.70 and 1,042,030.20

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Solution

The fourth proportional to 1,174,999.80, 1,762,499.70 and 1,042,030.20 is: 1,563,045.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,999.80 : 1,762,499.70 = 1,042,030.20 : x
  2. Step 2: Convert to fraction form
    1,174,999.80/1,762,499.70 = 1,042,030.20/x
  3. Step 3: Cross multiply
    1,174,999.80x = 1,762,499.70 × 1,042,030.20
  4. Step 4: Simplify right side
    1,174,999.80x = 1,836,577,914,890.94
  5. Step 5: Solve for x
    x = 1,836,577,914,890.94/1,174,999.80
  6. Step 6: Final answer
    x = 1,563,045.30

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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.