Home / 1,097,490.23-1,513,873.49-724,955.43

Finding the Fourth Proportional to 1,097,490.23, 1,513,873.49 and 724,955.43

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Solution

The fourth proportional to 1,097,490.23, 1,513,873.49 and 724,955.43 is: 1,000,000.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,490.23 : 1,513,873.49 = 724,955.43 : x
  2. Step 2: Convert to fraction form
    1,097,490.23/1,513,873.49 = 724,955.43/x
  3. Step 3: Cross multiply
    1,097,490.23x = 1,513,873.49 × 724,955.43
  4. Step 4: Simplify right side
    1,097,490.23x = 1,097,490,803,283.77
  5. Step 5: Solve for x
    x = 1,097,490,803,283.77/1,097,490.23
  6. Step 6: Final answer
    x = 1,000,000.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.