Home / 1,047,308.70-1,570,963.05-648,727.95

Finding the Fourth Proportional to 1,047,308.70, 1,570,963.05 and 648,727.95

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Solution

The fourth proportional to 1,047,308.70, 1,570,963.05 and 648,727.95 is: 973,091.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,308.70 : 1,570,963.05 = 648,727.95 : x
  2. Step 2: Convert to fraction form
    1,047,308.70/1,570,963.05 = 648,727.95/x
  3. Step 3: Cross multiply
    1,047,308.70x = 1,570,963.05 × 648,727.95
  4. Step 4: Simplify right side
    1,047,308.70x = 1,019,127,638,952.25
  5. Step 5: Solve for x
    x = 1,019,127,638,952.25/1,047,308.70
  6. Step 6: Final answer
    x = 973,091.93

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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.