Home / 1,039,945.70-1,559,918.55-507,808.10

Finding the Fourth Proportional to 1,039,945.70, 1,559,918.55 and 507,808.10

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Solution

The fourth proportional to 1,039,945.70, 1,559,918.55 and 507,808.10 is: 761,712.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,945.70 : 1,559,918.55 = 507,808.10 : x
  2. Step 2: Convert to fraction form
    1,039,945.70/1,559,918.55 = 507,808.10/x
  3. Step 3: Cross multiply
    1,039,945.70x = 1,559,918.55 × 507,808.10
  4. Step 4: Simplify right side
    1,039,945.70x = 792,139,275,030.26
  5. Step 5: Solve for x
    x = 792,139,275,030.26/1,039,945.70
  6. Step 6: Final answer
    x = 761,712.15

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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.