Home / 1,038,661.83-1,558,167.71-477,681.75

Finding the Fourth Proportional to 1,038,661.83, 1,558,167.71 and 477,681.75

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Solution

The fourth proportional to 1,038,661.83, 1,558,167.71 and 477,681.75 is: 716,603.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,661.83 : 1,558,167.71 = 477,681.75 : x
  2. Step 2: Convert to fraction form
    1,038,661.83/1,558,167.71 = 477,681.75/x
  3. Step 3: Cross multiply
    1,038,661.83x = 1,558,167.71 × 477,681.75
  4. Step 4: Simplify right side
    1,038,661.83x = 744,308,276,117.88
  5. Step 5: Solve for x
    x = 744,308,276,117.88/1,038,661.83
  6. Step 6: Final answer
    x = 716,603.09

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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.