Home / 1,114,483.95-1,538,005.73-631,036.17

Finding the Fourth Proportional to 1,114,483.95, 1,538,005.73 and 631,036.17

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Solution

The fourth proportional to 1,114,483.95, 1,538,005.73 and 631,036.17 is: 870,840.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,483.95 : 1,538,005.73 = 631,036.17 : x
  2. Step 2: Convert to fraction form
    1,114,483.95/1,538,005.73 = 631,036.17/x
  3. Step 3: Cross multiply
    1,114,483.95x = 1,538,005.73 × 631,036.17
  4. Step 4: Simplify right side
    1,114,483.95x = 970,537,242,142.07
  5. Step 5: Solve for x
    x = 970,537,242,142.07/1,114,483.95
  6. Step 6: Final answer
    x = 870,840.04

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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.