Home / 1,125,653.51-1,553,390.73-609,393.77

Finding the Fourth Proportional to 1,125,653.51, 1,553,390.73 and 609,393.77

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Solution

The fourth proportional to 1,125,653.51, 1,553,390.73 and 609,393.77 is: 840,957.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,653.51 : 1,553,390.73 = 609,393.77 : x
  2. Step 2: Convert to fraction form
    1,125,653.51/1,553,390.73 = 609,393.77/x
  3. Step 3: Cross multiply
    1,125,653.51x = 1,553,390.73 × 609,393.77
  4. Step 4: Simplify right side
    1,125,653.51x = 946,626,630,397.01
  5. Step 5: Solve for x
    x = 946,626,630,397.01/1,125,653.51
  6. Step 6: Final answer
    x = 840,957.38

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1.5x scale

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.