Home / 1,039,547.81-1,434,038.63-657,796.02

Finding the Fourth Proportional to 1,039,547.81, 1,434,038.63 and 657,796.02

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Solution

The fourth proportional to 1,039,547.81, 1,434,038.63 and 657,796.02 is: 907,418.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,547.81 : 1,434,038.63 = 657,796.02 : x
  2. Step 2: Convert to fraction form
    1,039,547.81/1,434,038.63 = 657,796.02/x
  3. Step 3: Cross multiply
    1,039,547.81x = 1,434,038.63 × 657,796.02
  4. Step 4: Simplify right side
    1,039,547.81x = 943,304,900,051.27
  5. Step 5: Solve for x
    x = 943,304,900,051.27/1,039,547.81
  6. Step 6: Final answer
    x = 907,418.49

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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.