Home / 1,759,909.95-2,428,710.21-1,148,453.91

Finding the Fourth Proportional to 1,759,909.95, 2,428,710.21 and 1,148,453.91

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Solution

The fourth proportional to 1,759,909.95, 2,428,710.21 and 1,148,453.91 is: 1,584,888.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,909.95 : 2,428,710.21 = 1,148,453.91 : x
  2. Step 2: Convert to fraction form
    1,759,909.95/2,428,710.21 = 1,148,453.91/x
  3. Step 3: Cross multiply
    1,759,909.95x = 2,428,710.21 × 1,148,453.91
  4. Step 4: Simplify right side
    1,759,909.95x = 2,789,261,736,931.42
  5. Step 5: Solve for x
    x = 2,789,261,736,931.42/1,759,909.95
  6. Step 6: Final answer
    x = 1,584,888.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.