Home / 1,816,707.65-2,724,970.86-679,386.24

Finding the Fourth Proportional to 1,816,707.65, 2,724,970.86 and 679,386.24

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Solution

The fourth proportional to 1,816,707.65, 2,724,970.86 and 679,386.24 is: 1,019,045.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,707.65 : 2,724,970.86 = 679,386.24 : x
  2. Step 2: Convert to fraction form
    1,816,707.65/2,724,970.86 = 679,386.24/x
  3. Step 3: Cross multiply
    1,816,707.65x = 2,724,970.86 × 679,386.24
  4. Step 4: Simplify right side
    1,816,707.65x = 1,851,307,706,684.97
  5. Step 5: Solve for x
    x = 1,851,307,706,684.97/1,816,707.65
  6. Step 6: Final answer
    x = 1,019,045.48

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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.