Home / 1,840,261.60-2,760,478.80-578,130.40

Finding the Fourth Proportional to 1,840,261.60, 2,760,478.80 and 578,130.40

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Solution

The fourth proportional to 1,840,261.60, 2,760,478.80 and 578,130.40 is: 867,222.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840,261.60 : 2,760,478.80 = 578,130.40 : x
  2. Step 2: Convert to fraction form
    1,840,261.60/2,760,478.80 = 578,130.40/x
  3. Step 3: Cross multiply
    1,840,261.60x = 2,760,478.80 × 578,130.40
  4. Step 4: Simplify right side
    1,840,261.60x = 1,595,916,712,835.52
  5. Step 5: Solve for x
    x = 1,595,916,712,835.52/1,840,261.60
  6. Step 6: Final answer
    x = 867,222.74

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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.