Home / 1,004,821.23-1,505,476.76-837,417.32

Finding the Fourth Proportional to 1,004,821.23, 1,505,476.76 and 837,417.32

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Solution

The fourth proportional to 1,004,821.23, 1,505,476.76 and 837,417.32 is: 1,254,663.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,821.23 : 1,505,476.76 = 837,417.32 : x
  2. Step 2: Convert to fraction form
    1,004,821.23/1,505,476.76 = 837,417.32/x
  3. Step 3: Cross multiply
    1,004,821.23x = 1,505,476.76 × 837,417.32
  4. Step 4: Simplify right side
    1,004,821.23x = 1,260,712,306,154.10
  5. Step 5: Solve for x
    x = 1,260,712,306,154.10/1,004,821.23
  6. Step 6: Final answer
    x = 1,254,663.29

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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.