Home / 1,153,859.60-1,592,317.53-637,648.31

Finding the Fourth Proportional to 1,153,859.60, 1,592,317.53 and 637,648.31

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Solution

The fourth proportional to 1,153,859.60, 1,592,317.53 and 637,648.31 is: 879,949.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,859.60 : 1,592,317.53 = 637,648.31 : x
  2. Step 2: Convert to fraction form
    1,153,859.60/1,592,317.53 = 637,648.31/x
  3. Step 3: Cross multiply
    1,153,859.60x = 1,592,317.53 × 637,648.31
  4. Step 4: Simplify right side
    1,153,859.60x = 1,015,338,574,026.29
  5. Step 5: Solve for x
    x = 1,015,338,574,026.29/1,153,859.60
  6. Step 6: Final answer
    x = 879,949.85

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Why These Related Problems?

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