Home / 1,235,938.40-1,852,525.20-525,845.60

Finding the Fourth Proportional to 1,235,938.40, 1,852,525.20 and 525,845.60

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Solution

The fourth proportional to 1,235,938.40, 1,852,525.20 and 525,845.60 is: 788,180.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,938.40 : 1,852,525.20 = 525,845.60 : x
  2. Step 2: Convert to fraction form
    1,235,938.40/1,852,525.20 = 525,845.60/x
  3. Step 3: Cross multiply
    1,235,938.40x = 1,852,525.20 × 525,845.60
  4. Step 4: Simplify right side
    1,235,938.40x = 974,142,225,309.12
  5. Step 5: Solve for x
    x = 974,142,225,309.12/1,235,938.40
  6. Step 6: Final answer
    x = 788,180.24

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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.