Home / 1,426,606.04-2,140,188.94-528,055.40

Finding the Fourth Proportional to 1,426,606.04, 2,140,188.94 and 528,055.40

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Solution

The fourth proportional to 1,426,606.04, 2,140,188.94 and 528,055.40 is: 792,186.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,606.04 : 2,140,188.94 = 528,055.40 : x
  2. Step 2: Convert to fraction form
    1,426,606.04/2,140,188.94 = 528,055.40/x
  3. Step 3: Cross multiply
    1,426,606.04x = 2,140,188.94 × 528,055.40
  4. Step 4: Simplify right side
    1,426,606.04x = 1,130,138,326,787.28
  5. Step 5: Solve for x
    x = 1,130,138,326,787.28/1,426,606.04
  6. Step 6: Final answer
    x = 792,186.70

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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.