Home / 1,159,709.40-1,736,611.65-1,106,565.30

Finding the Fourth Proportional to 1,159,709.40, 1,736,611.65 and 1,106,565.30

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Solution

The fourth proportional to 1,159,709.40, 1,736,611.65 and 1,106,565.30 is: 1,657,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,709.40 : 1,736,611.65 = 1,106,565.30 : x
  2. Step 2: Convert to fraction form
    1,159,709.40/1,736,611.65 = 1,106,565.30/x
  3. Step 3: Cross multiply
    1,159,709.40x = 1,736,611.65 × 1,106,565.30
  4. Step 4: Simplify right side
    1,159,709.40x = 1,921,674,191,465.75
  5. Step 5: Solve for x
    x = 1,921,674,191,465.75/1,159,709.40
  6. Step 6: Final answer
    x = 1,657,030.80

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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.