Home / 1,047,773.98-1,445,941.12-634,305.28

Finding the Fourth Proportional to 1,047,773.98, 1,445,941.12 and 634,305.28

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Solution

The fourth proportional to 1,047,773.98, 1,445,941.12 and 634,305.28 is: 875,349.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,773.98 : 1,445,941.12 = 634,305.28 : x
  2. Step 2: Convert to fraction form
    1,047,773.98/1,445,941.12 = 634,305.28/x
  3. Step 3: Cross multiply
    1,047,773.98x = 1,445,941.12 × 634,305.28
  4. Step 4: Simplify right side
    1,047,773.98x = 917,168,086,985.11
  5. Step 5: Solve for x
    x = 917,168,086,985.11/1,047,773.98
  6. Step 6: Final answer
    x = 875,349.17

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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.