Home / 1,153,988.71-1,592,420.99-637,736.42

Finding the Fourth Proportional to 1,153,988.71, 1,592,420.99 and 637,736.42

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Solution

The fourth proportional to 1,153,988.71, 1,592,420.99 and 637,736.42 is: 880,030.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,988.71 : 1,592,420.99 = 637,736.42 : x
  2. Step 2: Convert to fraction form
    1,153,988.71/1,592,420.99 = 637,736.42/x
  3. Step 3: Cross multiply
    1,153,988.71x = 1,592,420.99 × 637,736.42
  4. Step 4: Simplify right side
    1,153,988.71x = 1,015,544,862,087.83
  5. Step 5: Solve for x
    x = 1,015,544,862,087.83/1,153,988.71
  6. Step 6: Final answer
    x = 880,030.16

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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.