Home / 1,572,840.90-2,355,762.15-1,292,904.90

Finding the Fourth Proportional to 1,572,840.90, 2,355,762.15 and 1,292,904.90

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Solution

The fourth proportional to 1,572,840.90, 2,355,762.15 and 1,292,904.90 is: 1,936,480.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,840.90 : 2,355,762.15 = 1,292,904.90 : x
  2. Step 2: Convert to fraction form
    1,572,840.90/2,355,762.15 = 1,292,904.90/x
  3. Step 3: Cross multiply
    1,572,840.90x = 2,355,762.15 × 1,292,904.90
  4. Step 4: Simplify right side
    1,572,840.90x = 3,045,776,426,969.53
  5. Step 5: Solve for x
    x = 3,045,776,426,969.53/1,572,840.90
  6. Step 6: Final answer
    x = 1,936,480.94

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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.