Home / 1,155,903.80-1,733,823.30-524,816.60

Finding the Fourth Proportional to 1,155,903.80, 1,733,823.30 and 524,816.60

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Solution

The fourth proportional to 1,155,903.80, 1,733,823.30 and 524,816.60 is: 787,210.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,903.80 : 1,733,823.30 = 524,816.60 : x
  2. Step 2: Convert to fraction form
    1,155,903.80/1,733,823.30 = 524,816.60/x
  3. Step 3: Cross multiply
    1,155,903.80x = 1,733,823.30 × 524,816.60
  4. Step 4: Simplify right side
    1,155,903.80x = 909,939,249,306.78
  5. Step 5: Solve for x
    x = 909,939,249,306.78/1,155,903.80
  6. Step 6: Final answer
    x = 787,210.19

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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.