Home / 1,724,155.62-2,586,547.13-712,728.26

Finding the Fourth Proportional to 1,724,155.62, 2,586,547.13 and 712,728.26

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Solution

The fourth proportional to 1,724,155.62, 2,586,547.13 and 712,728.26 is: 1,069,222.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,155.62 : 2,586,547.13 = 712,728.26 : x
  2. Step 2: Convert to fraction form
    1,724,155.62/2,586,547.13 = 712,728.26/x
  3. Step 3: Cross multiply
    1,724,155.62x = 2,586,547.13 × 712,728.26
  4. Step 4: Simplify right side
    1,724,155.62x = 1,843,505,247,134.42
  5. Step 5: Solve for x
    x = 1,843,505,247,134.42/1,724,155.62
  6. Step 6: Final answer
    x = 1,069,222.07

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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.