Home / 781,127.69-1,171,683.08-592,744.98

Finding the Fourth Proportional to 781,127.69, 1,171,683.08 and 592,744.98

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Solution

The fourth proportional to 781,127.69, 1,171,683.08 and 592,744.98 is: 889,111.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,127.69 : 1,171,683.08 = 592,744.98 : x
  2. Step 2: Convert to fraction form
    781,127.69/1,171,683.08 = 592,744.98/x
  3. Step 3: Cross multiply
    781,127.69x = 1,171,683.08 × 592,744.98
  4. Step 4: Simplify right side
    781,127.69x = 694,509,263,080.01
  5. Step 5: Solve for x
    x = 694,509,263,080.01/781,127.69
  6. Step 6: Final answer
    x = 889,111.05

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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.