Home / 1,688,913.15-2,533,536.05-490,845.93

Finding the Fourth Proportional to 1,688,913.15, 2,533,536.05 and 490,845.93

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Solution

The fourth proportional to 1,688,913.15, 2,533,536.05 and 490,845.93 is: 736,317.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,913.15 : 2,533,536.05 = 490,845.93 : x
  2. Step 2: Convert to fraction form
    1,688,913.15/2,533,536.05 = 490,845.93/x
  3. Step 3: Cross multiply
    1,688,913.15x = 2,533,536.05 × 490,845.93
  4. Step 4: Simplify right side
    1,688,913.15x = 1,243,575,856,196.55
  5. Step 5: Solve for x
    x = 1,243,575,856,196.55/1,688,913.15
  6. Step 6: Final answer
    x = 736,317.23

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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.