Home / 1,359,322.47-2,038,852.08-412,701.39

Finding the Fourth Proportional to 1,359,322.47, 2,038,852.08 and 412,701.39

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Solution

The fourth proportional to 1,359,322.47, 2,038,852.08 and 412,701.39 is: 619,012.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,322.47 : 2,038,852.08 = 412,701.39 : x
  2. Step 2: Convert to fraction form
    1,359,322.47/2,038,852.08 = 412,701.39/x
  3. Step 3: Cross multiply
    1,359,322.47x = 2,038,852.08 × 412,701.39
  4. Step 4: Simplify right side
    1,359,322.47x = 841,437,087,420.39
  5. Step 5: Solve for x
    x = 841,437,087,420.39/1,359,322.47
  6. Step 6: Final answer
    x = 619,012.12

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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.