Home / 1,108,681.93-1,529,431.02-716,079.90

Finding the Fourth Proportional to 1,108,681.93, 1,529,431.02 and 716,079.90

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Solution

The fourth proportional to 1,108,681.93, 1,529,431.02 and 716,079.90 is: 987,835.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,681.93 : 1,529,431.02 = 716,079.90 : x
  2. Step 2: Convert to fraction form
    1,108,681.93/1,529,431.02 = 716,079.90/x
  3. Step 3: Cross multiply
    1,108,681.93x = 1,529,431.02 × 716,079.90
  4. Step 4: Simplify right side
    1,108,681.93x = 1,095,194,811,858.50
  5. Step 5: Solve for x
    x = 1,095,194,811,858.50/1,108,681.93
  6. Step 6: Final answer
    x = 987,835.00

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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.