Home / 1,349,840.52-1,862,818.80-746,267.40

Finding the Fourth Proportional to 1,349,840.52, 1,862,818.80 and 746,267.40

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Solution

The fourth proportional to 1,349,840.52, 1,862,818.80 and 746,267.40 is: 1,029,870.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,840.52 : 1,862,818.80 = 746,267.40 : x
  2. Step 2: Convert to fraction form
    1,349,840.52/1,862,818.80 = 746,267.40/x
  3. Step 3: Cross multiply
    1,349,840.52x = 1,862,818.80 × 746,267.40
  4. Step 4: Simplify right side
    1,349,840.52x = 1,390,160,942,547.12
  5. Step 5: Solve for x
    x = 1,390,160,942,547.12/1,349,840.52
  6. Step 6: Final answer
    x = 1,029,870.51

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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.