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Finding the Fourth Proportional to 1,569,730, 2,354,946 and 572,458

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Solution

The fourth proportional to 1,569,730, 2,354,946 and 572,458 is: 858,815.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,730 : 2,354,946 = 572,458 : x
  2. Step 2: Convert to fraction form
    1,569,730/2,354,946 = 572,458/x
  3. Step 3: Cross multiply
    1,569,730x = 2,354,946 × 572,458
  4. Step 4: Simplify right side
    1,569,730x = 1,348,107,677,268
  5. Step 5: Solve for x
    x = 1,348,107,677,268/1,569,730
  6. Step 6: Final answer
    x = 858,815.00

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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.