Home / 1,156,075.20-1,732,946.40-525,441.60

Finding the Fourth Proportional to 1,156,075.20, 1,732,946.40 and 525,441.60

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Solution

The fourth proportional to 1,156,075.20, 1,732,946.40 and 525,441.60 is: 787,632.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,075.20 : 1,732,946.40 = 525,441.60 : x
  2. Step 2: Convert to fraction form
    1,156,075.20/1,732,946.40 = 525,441.60/x
  3. Step 3: Cross multiply
    1,156,075.20x = 1,732,946.40 × 525,441.60
  4. Step 4: Simplify right side
    1,156,075.20x = 910,562,129,130.24
  5. Step 5: Solve for x
    x = 910,562,129,130.24/1,156,075.20
  6. Step 6: Final answer
    x = 787,632.27

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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.