Home / 1,887,374.30-2,604,483.56-1,071,470.93

Finding the Fourth Proportional to 1,887,374.30, 2,604,483.56 and 1,071,470.93

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Solution

The fourth proportional to 1,887,374.30, 2,604,483.56 and 1,071,470.93 is: 1,478,577.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,374.30 : 2,604,483.56 = 1,071,470.93 : x
  2. Step 2: Convert to fraction form
    1,887,374.30/2,604,483.56 = 1,071,470.93/x
  3. Step 3: Cross multiply
    1,887,374.30x = 2,604,483.56 × 1,071,470.93
  4. Step 4: Simplify right side
    1,887,374.30x = 2,790,628,403,823.14
  5. Step 5: Solve for x
    x = 2,790,628,403,823.14/1,887,374.30
  6. Step 6: Final answer
    x = 1,478,577.10

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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.