Home / 1,124,999.55-1,688,036.49-525,873.67

Finding the Fourth Proportional to 1,124,999.55, 1,688,036.49 and 525,873.67

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Solution

The fourth proportional to 1,124,999.55, 1,688,036.49 and 525,873.67 is: 789,061.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,999.55 : 1,688,036.49 = 525,873.67 : x
  2. Step 2: Convert to fraction form
    1,124,999.55/1,688,036.49 = 525,873.67/x
  3. Step 3: Cross multiply
    1,124,999.55x = 1,688,036.49 × 525,873.67
  4. Step 4: Simplify right side
    1,124,999.55x = 887,693,939,870.13
  5. Step 5: Solve for x
    x = 887,693,939,870.13/1,124,999.55
  6. Step 6: Final answer
    x = 789,061.60

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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.