Home / 1,173,941.76-1,620,046.08-637,397.76

Finding the Fourth Proportional to 1,173,941.76, 1,620,046.08 and 637,397.76

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Solution

The fourth proportional to 1,173,941.76, 1,620,046.08 and 637,397.76 is: 879,612.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,941.76 : 1,620,046.08 = 637,397.76 : x
  2. Step 2: Convert to fraction form
    1,173,941.76/1,620,046.08 = 637,397.76/x
  3. Step 3: Cross multiply
    1,173,941.76x = 1,620,046.08 × 637,397.76
  4. Step 4: Simplify right side
    1,173,941.76x = 1,032,613,742,488.78
  5. Step 5: Solve for x
    x = 1,032,613,742,488.78/1,173,941.76
  6. Step 6: Final answer
    x = 879,612.41

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.