Home / 1,724,417.65-2,379,697-999,685.48

Finding the Fourth Proportional to 1,724,417.65, 2,379,697 and 999,685.48

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Solution

The fourth proportional to 1,724,417.65, 2,379,697 and 999,685.48 is: 1,379,566.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,417.65 : 2,379,697 = 999,685.48 : x
  2. Step 2: Convert to fraction form
    1,724,417.65/2,379,697 = 999,685.48/x
  3. Step 3: Cross multiply
    1,724,417.65x = 2,379,697 × 999,685.48
  4. Step 4: Simplify right side
    1,724,417.65x = 2,378,948,537,699.56
  5. Step 5: Solve for x
    x = 2,378,948,537,699.56/1,724,417.65
  6. Step 6: Final answer
    x = 1,379,566.34

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1.5x scale

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.