Home / 1,075,440.80-1,484,161.60-592,000.81

Finding the Fourth Proportional to 1,075,440.80, 1,484,161.60 and 592,000.81

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Solution

The fourth proportional to 1,075,440.80, 1,484,161.60 and 592,000.81 is: 816,990.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,075,440.80 : 1,484,161.60 = 592,000.81 : x
  2. Step 2: Convert to fraction form
    1,075,440.80/1,484,161.60 = 592,000.81/x
  3. Step 3: Cross multiply
    1,075,440.80x = 1,484,161.60 × 592,000.81
  4. Step 4: Simplify right side
    1,075,440.80x = 878,624,869,370.90
  5. Step 5: Solve for x
    x = 878,624,869,370.90/1,075,440.80
  6. Step 6: Final answer
    x = 816,990.46

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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.