Home / 1,326,681.60-1,990,022.40-848,384.70

Finding the Fourth Proportional to 1,326,681.60, 1,990,022.40 and 848,384.70

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Solution

The fourth proportional to 1,326,681.60, 1,990,022.40 and 848,384.70 is: 1,272,577.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326,681.60 : 1,990,022.40 = 848,384.70 : x
  2. Step 2: Convert to fraction form
    1,326,681.60/1,990,022.40 = 848,384.70/x
  3. Step 3: Cross multiply
    1,326,681.60x = 1,990,022.40 × 848,384.70
  4. Step 4: Simplify right side
    1,326,681.60x = 1,688,304,556,817.28
  5. Step 5: Solve for x
    x = 1,688,304,556,817.28/1,326,681.60
  6. Step 6: Final answer
    x = 1,272,577.05

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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.