Home / 1,115,122.32-1,671,050.52-553,034.16

Finding the Fourth Proportional to 1,115,122.32, 1,671,050.52 and 553,034.16

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Solution

The fourth proportional to 1,115,122.32, 1,671,050.52 and 553,034.16 is: 828,741.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,122.32 : 1,671,050.52 = 553,034.16 : x
  2. Step 2: Convert to fraction form
    1,115,122.32/1,671,050.52 = 553,034.16/x
  3. Step 3: Cross multiply
    1,115,122.32x = 1,671,050.52 × 553,034.16
  4. Step 4: Simplify right side
    1,115,122.32x = 924,148,020,645.76
  5. Step 5: Solve for x
    x = 924,148,020,645.76/1,115,122.32
  6. Step 6: Final answer
    x = 828,741.39

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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.