Home / 1,724,648.04-2,586,851.64-644,955.12

Finding the Fourth Proportional to 1,724,648.04, 2,586,851.64 and 644,955.12

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Solution

The fourth proportional to 1,724,648.04, 2,586,851.64 and 644,955.12 is: 967,387.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,648.04 : 2,586,851.64 = 644,955.12 : x
  2. Step 2: Convert to fraction form
    1,724,648.04/2,586,851.64 = 644,955.12/x
  3. Step 3: Cross multiply
    1,724,648.04x = 2,586,851.64 × 644,955.12
  4. Step 4: Simplify right side
    1,724,648.04x = 1,668,403,209,898.40
  5. Step 5: Solve for x
    x = 1,668,403,209,898.40/1,724,648.04
  6. Step 6: Final answer
    x = 967,387.65

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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.