Home / 1,009,291.54-1,507,503.35-913,081.01

Finding the Fourth Proportional to 1,009,291.54, 1,507,503.35 and 913,081.01

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Solution

The fourth proportional to 1,009,291.54, 1,507,503.35 and 913,081.01 is: 1,363,800.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,291.54 : 1,507,503.35 = 913,081.01 : x
  2. Step 2: Convert to fraction form
    1,009,291.54/1,507,503.35 = 913,081.01/x
  3. Step 3: Cross multiply
    1,009,291.54x = 1,507,503.35 × 913,081.01
  4. Step 4: Simplify right side
    1,009,291.54x = 1,376,472,676,141.57
  5. Step 5: Solve for x
    x = 1,376,472,676,141.57/1,009,291.54
  6. Step 6: Final answer
    x = 1,363,800.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.