Home / 1,359,368.64-2,038,921.02-412,747.56

Finding the Fourth Proportional to 1,359,368.64, 2,038,921.02 and 412,747.56

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Solution

The fourth proportional to 1,359,368.64, 2,038,921.02 and 412,747.56 is: 619,081.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,368.64 : 2,038,921.02 = 412,747.56 : x
  2. Step 2: Convert to fraction form
    1,359,368.64/2,038,921.02 = 412,747.56/x
  3. Step 3: Cross multiply
    1,359,368.64x = 2,038,921.02 × 412,747.56
  4. Step 4: Simplify right side
    1,359,368.64x = 841,559,676,037.71
  5. Step 5: Solve for x
    x = 841,559,676,037.71/1,359,368.64
  6. Step 6: Final answer
    x = 619,081.28

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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.