Home / 1,039,549.81-1,434,041.38-657,798.02

Finding the Fourth Proportional to 1,039,549.81, 1,434,041.38 and 657,798.02

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Solution

The fourth proportional to 1,039,549.81, 1,434,041.38 and 657,798.02 is: 907,421.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,549.81 : 1,434,041.38 = 657,798.02 : x
  2. Step 2: Convert to fraction form
    1,039,549.81/1,434,041.38 = 657,798.02/x
  3. Step 3: Cross multiply
    1,039,549.81x = 1,434,041.38 × 657,798.02
  4. Step 4: Simplify right side
    1,039,549.81x = 943,309,580,362.07
  5. Step 5: Solve for x
    x = 943,309,580,362.07/1,039,549.81
  6. Step 6: Final answer
    x = 907,421.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.