Home / 1,553,360.08-2,144,014.40-899,880.50

Finding the Fourth Proportional to 1,553,360.08, 2,144,014.40 and 899,880.50

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Solution

The fourth proportional to 1,553,360.08, 2,144,014.40 and 899,880.50 is: 1,242,053.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,360.08 : 2,144,014.40 = 899,880.50 : x
  2. Step 2: Convert to fraction form
    1,553,360.08/2,144,014.40 = 899,880.50/x
  3. Step 3: Cross multiply
    1,553,360.08x = 2,144,014.40 × 899,880.50
  4. Step 4: Simplify right side
    1,553,360.08x = 1,929,356,750,279.20
  5. Step 5: Solve for x
    x = 1,929,356,750,279.20/1,553,360.08
  6. Step 6: Final answer
    x = 1,242,053.77

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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.