Home / 1,225,498.10-1,838,117.55-384,005.30

Finding the Fourth Proportional to 1,225,498.10, 1,838,117.55 and 384,005.30

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Solution

The fourth proportional to 1,225,498.10, 1,838,117.55 and 384,005.30 is: 575,967.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,498.10 : 1,838,117.55 = 384,005.30 : x
  2. Step 2: Convert to fraction form
    1,225,498.10/1,838,117.55 = 384,005.30/x
  3. Step 3: Cross multiply
    1,225,498.10x = 1,838,117.55 × 384,005.30
  4. Step 4: Simplify right side
    1,225,498.10x = 705,846,881,223.02
  5. Step 5: Solve for x
    x = 705,846,881,223.02/1,225,498.10
  6. Step 6: Final answer
    x = 575,967.34

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1.5x scale

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.