Home / 1,004,557.60-1,506,836.40-668,051.20

Finding the Fourth Proportional to 1,004,557.60, 1,506,836.40 and 668,051.20

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Solution

The fourth proportional to 1,004,557.60, 1,506,836.40 and 668,051.20 is: 1,002,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,557.60 : 1,506,836.40 = 668,051.20 : x
  2. Step 2: Convert to fraction form
    1,004,557.60/1,506,836.40 = 668,051.20/x
  3. Step 3: Cross multiply
    1,004,557.60x = 1,506,836.40 × 668,051.20
  4. Step 4: Simplify right side
    1,004,557.60x = 1,006,643,865,223.68
  5. Step 5: Solve for x
    x = 1,006,643,865,223.68/1,004,557.60
  6. Step 6: Final answer
    x = 1,002,076.80

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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.