Home / 1,553,271.72-2,330,813.16-654,657.72

Finding the Fourth Proportional to 1,553,271.72, 2,330,813.16 and 654,657.72

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Solution

The fourth proportional to 1,553,271.72, 2,330,813.16 and 654,657.72 is: 982,368.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,271.72 : 2,330,813.16 = 654,657.72 : x
  2. Step 2: Convert to fraction form
    1,553,271.72/2,330,813.16 = 654,657.72/x
  3. Step 3: Cross multiply
    1,553,271.72x = 2,330,813.16 × 654,657.72
  4. Step 4: Simplify right side
    1,553,271.72x = 1,525,884,829,071.60
  5. Step 5: Solve for x
    x = 1,525,884,829,071.60/1,553,271.72
  6. Step 6: Final answer
    x = 982,368.25

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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.