Home / 1,359,210.79-2,038,807.05-461,284.71

Finding the Fourth Proportional to 1,359,210.79, 2,038,807.05 and 461,284.71

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Solution

The fourth proportional to 1,359,210.79, 2,038,807.05 and 461,284.71 is: 691,923.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,210.79 : 2,038,807.05 = 461,284.71 : x
  2. Step 2: Convert to fraction form
    1,359,210.79/2,038,807.05 = 461,284.71/x
  3. Step 3: Cross multiply
    1,359,210.79x = 2,038,807.05 × 461,284.71
  4. Step 4: Simplify right side
    1,359,210.79x = 940,470,518,805.21
  5. Step 5: Solve for x
    x = 940,470,518,805.21/1,359,210.79
  6. Step 6: Final answer
    x = 691,923.96

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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.