Home / 1,358,939.75-2,038,303.61-789,957.93

Finding the Fourth Proportional to 1,358,939.75, 2,038,303.61 and 789,957.93

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Solution

The fourth proportional to 1,358,939.75, 2,038,303.61 and 789,957.93 is: 1,184,875.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,939.75 : 2,038,303.61 = 789,957.93 : x
  2. Step 2: Convert to fraction form
    1,358,939.75/2,038,303.61 = 789,957.93/x
  3. Step 3: Cross multiply
    1,358,939.75x = 2,038,303.61 × 789,957.93
  4. Step 4: Simplify right side
    1,358,939.75x = 1,610,174,090,275.61
  5. Step 5: Solve for x
    x = 1,610,174,090,275.61/1,358,939.75
  6. Step 6: Final answer
    x = 1,184,875.26

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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.