Home / 1,030,164.70-1,545,036.61-390,247.81

Finding the Fourth Proportional to 1,030,164.70, 1,545,036.61 and 390,247.81

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Solution

The fourth proportional to 1,030,164.70, 1,545,036.61 and 390,247.81 is: 585,292.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,164.70 : 1,545,036.61 = 390,247.81 : x
  2. Step 2: Convert to fraction form
    1,030,164.70/1,545,036.61 = 390,247.81/x
  3. Step 3: Cross multiply
    1,030,164.70x = 1,545,036.61 × 390,247.81
  4. Step 4: Simplify right side
    1,030,164.70x = 602,947,157,480.29
  5. Step 5: Solve for x
    x = 602,947,157,480.29/1,030,164.70
  6. Step 6: Final answer
    x = 585,292.00

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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.