Home / 1,185,649.40-1,776,141.30-710,924.60

Finding the Fourth Proportional to 1,185,649.40, 1,776,141.30 and 710,924.60

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Solution

The fourth proportional to 1,185,649.40, 1,776,141.30 and 710,924.60 is: 1,064,988.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,649.40 : 1,776,141.30 = 710,924.60 : x
  2. Step 2: Convert to fraction form
    1,185,649.40/1,776,141.30 = 710,924.60/x
  3. Step 3: Cross multiply
    1,185,649.40x = 1,776,141.30 × 710,924.60
  4. Step 4: Simplify right side
    1,185,649.40x = 1,262,702,543,245.98
  5. Step 5: Solve for x
    x = 1,262,702,543,245.98/1,185,649.40
  6. Step 6: Final answer
    x = 1,064,988.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.