Home / 1,574,048.40-2,357,573.40-1,217,907.60

Finding the Fourth Proportional to 1,574,048.40, 2,357,573.40 and 1,217,907.60

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Solution

The fourth proportional to 1,574,048.40, 2,357,573.40 and 1,217,907.60 is: 1,824,153.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,048.40 : 2,357,573.40 = 1,217,907.60 : x
  2. Step 2: Convert to fraction form
    1,574,048.40/2,357,573.40 = 1,217,907.60/x
  3. Step 3: Cross multiply
    1,574,048.40x = 2,357,573.40 × 1,217,907.60
  4. Step 4: Simplify right side
    1,574,048.40x = 2,871,306,561,417.84
  5. Step 5: Solve for x
    x = 2,871,306,561,417.84/1,574,048.40
  6. Step 6: Final answer
    x = 1,824,153.92

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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.