Home / 1,528,368.01-2,109,196.08-840,093.10

Finding the Fourth Proportional to 1,528,368.01, 2,109,196.08 and 840,093.10

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Solution

The fourth proportional to 1,528,368.01, 2,109,196.08 and 840,093.10 is: 1,159,354.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,368.01 : 2,109,196.08 = 840,093.10 : x
  2. Step 2: Convert to fraction form
    1,528,368.01/2,109,196.08 = 840,093.10/x
  3. Step 3: Cross multiply
    1,528,368.01x = 2,109,196.08 × 840,093.10
  4. Step 4: Simplify right side
    1,528,368.01x = 1,771,921,068,082.06
  5. Step 5: Solve for x
    x = 1,771,921,068,082.06/1,528,368.01
  6. Step 6: Final answer
    x = 1,159,354.98

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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.