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Finding the Fourth Proportional to 1,316,724.02, 1,975,484.13 and 933,214.57

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Solution

The fourth proportional to 1,316,724.02, 1,975,484.13 and 933,214.57 is: 1,400,104.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,724.02 : 1,975,484.13 = 933,214.57 : x
  2. Step 2: Convert to fraction form
    1,316,724.02/1,975,484.13 = 933,214.57/x
  3. Step 3: Cross multiply
    1,316,724.02x = 1,975,484.13 × 933,214.57
  4. Step 4: Simplify right side
    1,316,724.02x = 1,843,550,564,481.51
  5. Step 5: Solve for x
    x = 1,843,550,564,481.51/1,316,724.02
  6. Step 6: Final answer
    x = 1,400,104.00

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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.