Home / 1,402,840.40-2,105,124.60-604,504.40

Finding the Fourth Proportional to 1,402,840.40, 2,105,124.60 and 604,504.40

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Solution

The fourth proportional to 1,402,840.40, 2,105,124.60 and 604,504.40 is: 907,128.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,840.40 : 2,105,124.60 = 604,504.40 : x
  2. Step 2: Convert to fraction form
    1,402,840.40/2,105,124.60 = 604,504.40/x
  3. Step 3: Cross multiply
    1,402,840.40x = 2,105,124.60 × 604,504.40
  4. Step 4: Simplify right side
    1,402,840.40x = 1,272,557,083,248.24
  5. Step 5: Solve for x
    x = 1,272,557,083,248.24/1,402,840.40
  6. Step 6: Final answer
    x = 907,128.91

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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.