Home / 1,084,428.28-1,624,931.47-400,374.46

Finding the Fourth Proportional to 1,084,428.28, 1,624,931.47 and 400,374.46

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Solution

The fourth proportional to 1,084,428.28, 1,624,931.47 and 400,374.46 is: 599,930.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,428.28 : 1,624,931.47 = 400,374.46 : x
  2. Step 2: Convert to fraction form
    1,084,428.28/1,624,931.47 = 400,374.46/x
  3. Step 3: Cross multiply
    1,084,428.28x = 1,624,931.47 × 400,374.46
  4. Step 4: Simplify right side
    1,084,428.28x = 650,581,059,838.26
  5. Step 5: Solve for x
    x = 650,581,059,838.26/1,084,428.28
  6. Step 6: Final answer
    x = 599,930.00

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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.