Home / 1,506,438.32-2,078,017.08-902,476.40

Finding the Fourth Proportional to 1,506,438.32, 2,078,017.08 and 902,476.40

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Solution

The fourth proportional to 1,506,438.32, 2,078,017.08 and 902,476.40 is: 1,244,897.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,438.32 : 2,078,017.08 = 902,476.40 : x
  2. Step 2: Convert to fraction form
    1,506,438.32/2,078,017.08 = 902,476.40/x
  3. Step 3: Cross multiply
    1,506,438.32x = 2,078,017.08 × 902,476.40
  4. Step 4: Simplify right side
    1,506,438.32x = 1,875,361,373,496.91
  5. Step 5: Solve for x
    x = 1,875,361,373,496.91/1,506,438.32
  6. Step 6: Final answer
    x = 1,244,897.55

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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.