Home / 1,688,707.71-2,533,217.29-551,475.87

Finding the Fourth Proportional to 1,688,707.71, 2,533,217.29 and 551,475.87

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Solution

The fourth proportional to 1,688,707.71, 2,533,217.29 and 551,475.87 is: 827,264.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,707.71 : 2,533,217.29 = 551,475.87 : x
  2. Step 2: Convert to fraction form
    1,688,707.71/2,533,217.29 = 551,475.87/x
  3. Step 3: Cross multiply
    1,688,707.71x = 2,533,217.29 × 551,475.87
  4. Step 4: Simplify right side
    1,688,707.71x = 1,397,008,219,090.70
  5. Step 5: Solve for x
    x = 1,397,008,219,090.70/1,688,707.71
  6. Step 6: Final answer
    x = 827,264.66

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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.