Home / 1,314,577.50-1,814,116.95-710,965.50

Finding the Fourth Proportional to 1,314,577.50, 1,814,116.95 and 710,965.50

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Solution

The fourth proportional to 1,314,577.50, 1,814,116.95 and 710,965.50 is: 981,132.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,577.50 : 1,814,116.95 = 710,965.50 : x
  2. Step 2: Convert to fraction form
    1,314,577.50/1,814,116.95 = 710,965.50/x
  3. Step 3: Cross multiply
    1,314,577.50x = 1,814,116.95 × 710,965.50
  4. Step 4: Simplify right side
    1,314,577.50x = 1,289,774,564,415.22
  5. Step 5: Solve for x
    x = 1,289,774,564,415.22/1,314,577.50
  6. Step 6: Final answer
    x = 981,132.39

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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.