Home / 1,223,897.60-1,836,235.20-549,718.40

Finding the Fourth Proportional to 1,223,897.60, 1,836,235.20 and 549,718.40

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Solution

The fourth proportional to 1,223,897.60, 1,836,235.20 and 549,718.40 is: 824,752.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,897.60 : 1,836,235.20 = 549,718.40 : x
  2. Step 2: Convert to fraction form
    1,223,897.60/1,836,235.20 = 549,718.40/x
  3. Step 3: Cross multiply
    1,223,897.60x = 1,836,235.20 × 549,718.40
  4. Step 4: Simplify right side
    1,223,897.60x = 1,009,412,276,167.68
  5. Step 5: Solve for x
    x = 1,009,412,276,167.68/1,223,897.60
  6. Step 6: Final answer
    x = 824,752.23

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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.